tanghc
4 years ago
parent
4456d15182
commit
57c8f34c3b
@ -1,244 +0,0 @@ |
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package com.gitee.sop.gatewaycommon.session; |
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import org.springframework.util.Assert; |
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import javax.servlet.ServletContext; |
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import javax.servlet.http.HttpSession; |
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import javax.servlet.http.HttpSessionBindingEvent; |
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import javax.servlet.http.HttpSessionBindingListener; |
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import javax.servlet.http.HttpSessionContext; |
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import java.io.Serializable; |
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import java.util.Enumeration; |
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import java.util.HashMap; |
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import java.util.Iterator; |
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import java.util.LinkedHashMap; |
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import java.util.Map; |
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import java.util.UUID; |
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import java.util.Vector; |
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/** |
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* @author tanghc |
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*/ |
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@SuppressWarnings("deprecation") |
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public class ApiHttpSession implements HttpSession, Serializable { |
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private static final long serialVersionUID = 946272038219216222L; |
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private static final String ATTRIBUTE_NAME_MUST_NOT_BE_NULL = "Attribute name must not be null"; |
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private final String id; |
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private final long creationTime = System.currentTimeMillis(); |
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private int maxInactiveInterval; |
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private long lastAccessedTime = System.currentTimeMillis(); |
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private final transient ServletContext servletContext; |
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private final transient Map<String, Object> attributes = new LinkedHashMap<>(); |
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private boolean invalid = false; |
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private boolean isNew = true; |
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/** |
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* Create a new ApiHttpSession |
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*/ |
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public ApiHttpSession() { |
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this(null); |
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} |
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/** |
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* Create a new ApiHttpSession. |
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* |
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* @param servletContext the ServletContext that the session runs in |
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*/ |
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public ApiHttpSession(ServletContext servletContext) { |
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this(servletContext, null); |
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} |
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/** |
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* Create a new ApiHttpSession. |
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* |
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* @param servletContext the ServletContext that the session runs in |
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* @param id a unique identifier for this session |
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*/ |
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public ApiHttpSession(ServletContext servletContext, String id) { |
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this.servletContext = servletContext; |
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this.id = this.buildId(id); |
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} |
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protected String buildId(String id) { |
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return (id != null ? id : UUID.randomUUID().toString().replace("-", "").toUpperCase()); |
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} |
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@Override |
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public long getCreationTime() { |
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return this.creationTime; |
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} |
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@Override |
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public String getId() { |
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return this.id; |
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} |
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public void access() { |
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this.lastAccessedTime = System.currentTimeMillis(); |
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this.isNew = false; |
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} |
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@Override |
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public long getLastAccessedTime() { |
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return this.lastAccessedTime; |
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} |
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@Override |
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public ServletContext getServletContext() { |
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return this.servletContext; |
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} |
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@Override |
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public void setMaxInactiveInterval(int interval) { |
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this.maxInactiveInterval = interval; |
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} |
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@Override |
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public int getMaxInactiveInterval() { |
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return this.maxInactiveInterval; |
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} |
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/** |
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* @return 返回HttpSessionContext。已废弃不能使用 |
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* @deprecated 已废弃不能使用 |
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*/ |
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@Override |
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@Deprecated |
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public HttpSessionContext getSessionContext() { |
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throw new UnsupportedOperationException("getSessionContext"); |
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} |
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@Override |
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public Object getAttribute(String name) { |
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Assert.notNull(name, ATTRIBUTE_NAME_MUST_NOT_BE_NULL); |
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return this.attributes.get(name); |
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} |
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@Override |
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public Object getValue(String name) { |
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return getAttribute(name); |
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} |
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@Override |
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public Enumeration<String> getAttributeNames() { |
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return new Vector<String>(this.attributes.keySet()).elements(); |
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} |
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@Override |
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public String[] getValueNames() { |
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return this.attributes.keySet().toArray(new String[this.attributes.size()]); |
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} |
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@Override |
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public void setAttribute(String name, Object value) { |
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Assert.notNull(name, ATTRIBUTE_NAME_MUST_NOT_BE_NULL); |
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if (value != null) { |
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this.attributes.put(name, value); |
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if (value instanceof HttpSessionBindingListener) { |
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((HttpSessionBindingListener) value).valueBound(new HttpSessionBindingEvent(this, name, value)); |
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} |
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} else { |
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removeAttribute(name); |
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} |
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} |
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@Override |
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public void putValue(String name, Object value) { |
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setAttribute(name, value); |
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} |
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@Override |
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public void removeAttribute(String name) { |
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Assert.notNull(name, ATTRIBUTE_NAME_MUST_NOT_BE_NULL); |
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Object value = this.attributes.remove(name); |
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if (value instanceof HttpSessionBindingListener) { |
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((HttpSessionBindingListener) value).valueUnbound(new HttpSessionBindingEvent(this, name, value)); |
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} |
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} |
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@Override |
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public void removeValue(String name) { |
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removeAttribute(name); |
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} |
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/** |
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* Clear all of this session's attributes. |
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*/ |
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public void clearAttributes() { |
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for (Iterator<Map.Entry<String, Object>> it = this.attributes.entrySet().iterator(); it.hasNext(); ) { |
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Map.Entry<String, Object> entry = it.next(); |
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String name = entry.getKey(); |
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Object value = entry.getValue(); |
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it.remove(); |
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if (value instanceof HttpSessionBindingListener) { |
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((HttpSessionBindingListener) value).valueUnbound(new HttpSessionBindingEvent(this, name, value)); |
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} |
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} |
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} |
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@Override |
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public void invalidate() { |
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this.invalid = true; |
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clearAttributes(); |
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} |
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public boolean isInvalid() { |
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return this.invalid; |
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} |
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public void setNew(boolean value) { |
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this.isNew = value; |
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} |
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@Override |
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public boolean isNew() { |
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return this.isNew; |
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} |
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/** |
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* Serialize the attributes of this session into an object that can be |
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* turned into a byte array with standard Java serialization. |
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* |
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* @return a representation of this session's serialized state |
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*/ |
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public Serializable serializeState() { |
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HashMap<String, Serializable> state = new HashMap<>(16); |
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for (Iterator<Map.Entry<String, Object>> it = this.attributes.entrySet().iterator(); it.hasNext(); ) { |
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Map.Entry<String, Object> entry = it.next(); |
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String name = entry.getKey(); |
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Object value = entry.getValue(); |
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it.remove(); |
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if (value instanceof Serializable) { |
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state.put(name, (Serializable) value); |
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} else { |
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// Not serializable... Servlet containers usually automatically
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// unbind the attribute in this case.
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if (value instanceof HttpSessionBindingListener) { |
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((HttpSessionBindingListener) value).valueUnbound(new HttpSessionBindingEvent(this, name, value)); |
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} |
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} |
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} |
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return state; |
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} |
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/** |
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* Deserialize the attributes of this session from a state object created by |
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* {@link #serializeState()}. |
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* |
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* @param state a representation of this session's serialized state |
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*/ |
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@SuppressWarnings("unchecked") |
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public void deserializeState(Serializable state) { |
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Assert.isTrue(state instanceof Map, "Serialized state needs to be of type [java.util.Map]"); |
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this.attributes.putAll((Map<String, Object>) state); |
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} |
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} |
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@ -1,30 +0,0 @@ |
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package com.gitee.sop.gatewaycommon.session; |
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import org.springframework.data.redis.connection.DefaultStringRedisConnection; |
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import org.springframework.data.redis.connection.RedisConnection; |
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import org.springframework.data.redis.connection.RedisConnectionFactory; |
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import org.springframework.data.redis.core.RedisTemplate; |
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import org.springframework.data.redis.serializer.RedisSerializer; |
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import org.springframework.data.redis.serializer.StringRedisSerializer; |
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/** |
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* @author tanghc |
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*/ |
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public class ApiRedisTemplate extends RedisTemplate<String, Object> { |
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public ApiRedisTemplate() { |
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RedisSerializer<String> stringSerializer = new StringRedisSerializer(); |
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setKeySerializer(stringSerializer); |
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setHashKeySerializer(stringSerializer); |
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} |
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public ApiRedisTemplate(RedisConnectionFactory connectionFactory) { |
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this(); |
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setConnectionFactory(connectionFactory); |
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afterPropertiesSet(); |
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} |
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@Override |
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protected RedisConnection preProcessConnection(RedisConnection connection, boolean existingConnection) { |
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return new DefaultStringRedisConnection(connection); |
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} |
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} |
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@ -1,93 +0,0 @@ |
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package com.gitee.sop.gatewaycommon.session; |
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import com.gitee.sop.gatewaycommon.message.ErrorEnum; |
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import com.google.common.cache.CacheBuilder; |
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import com.google.common.cache.CacheLoader; |
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import com.google.common.cache.LoadingCache; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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import javax.servlet.ServletContext; |
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import javax.servlet.http.HttpSession; |
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import java.util.concurrent.TimeUnit; |
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/** |
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* session管理,默认存放的是{@link ApiHttpSession}。采用谷歌guava缓存实现。 |
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* |
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* @author tanghc |
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*/ |
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public class ApiSessionManager implements SessionManager { |
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private static Logger logger = LoggerFactory.getLogger(ApiSessionManager.class); |
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private int sessionTimeout = 20; |
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private LoadingCache<String, HttpSession> cache; |
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public ApiSessionManager() { |
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cache = this.buildCache(); |
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} |
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@Override |
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public HttpSession getSession(String sessionId) { |
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if (sessionId == null) { |
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return this.createSession(sessionId); |
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} |
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try { |
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return cache.get(sessionId); |
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} catch (Exception e) { |
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logger.error(e.getMessage(), e); |
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throw ErrorEnum.ISP_UNKNOWN_ERROR.getErrorMeta().getException(); |
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} |
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} |
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/** |
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* 创建一个session |
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* |
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* @param sessionId 传null将返回一个新session |
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* @return 返回session |
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*/ |
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protected HttpSession createSession(String sessionId) { |
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ServletContext servletContext = null; |
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HttpSession session = this.newSession(sessionId, servletContext); |
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session.setMaxInactiveInterval(getSessionTimeout()); |
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this.cache.put(session.getId(), session); |
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return session; |
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} |
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/** |
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* 返回新的session实例 |
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* |
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* @param sessionId |
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* @param servletContext |
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* @return 返回session |
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*/ |
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protected HttpSession newSession(String sessionId, ServletContext servletContext) { |
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return new ApiHttpSession(servletContext, sessionId); |
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} |
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protected LoadingCache<String, HttpSession> buildCache() { |
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return CacheBuilder.newBuilder().expireAfterAccess(getSessionTimeout(), TimeUnit.MINUTES) |
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.build(new CacheLoader<String, HttpSession>() { |
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// 找不到sessionId对应的HttpSession时,进入这个方法
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// 找不到就新建一个
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@Override |
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public HttpSession load(String sessionId) throws Exception { |
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return createSession(sessionId); |
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} |
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}); |
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} |
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public void setSessionTimeout(int sessionTimeout) { |
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this.sessionTimeout = sessionTimeout; |
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} |
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/** |
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* 过期时间,分钟,默认20分钟 |
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* |
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* @return 返回过期时间 |
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*/ |
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public int getSessionTimeout() { |
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return sessionTimeout; |
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} |
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} |
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@ -1,269 +0,0 @@ |
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package com.gitee.sop.gatewaycommon.session; |
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import org.springframework.data.redis.core.RedisTemplate; |
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import org.springframework.util.Assert; |
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import javax.servlet.ServletContext; |
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import javax.servlet.http.HttpSession; |
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import javax.servlet.http.HttpSessionContext; |
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import java.io.Serializable; |
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import java.util.Collections; |
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import java.util.Enumeration; |
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import java.util.HashSet; |
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import java.util.Set; |
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import java.util.UUID; |
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import java.util.concurrent.TimeUnit; |
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/** |
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* RedisHttpSession |
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* |
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* @author tanghc |
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*/ |
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@SuppressWarnings("deprecation") |
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public class RedisHttpSession implements HttpSession, Serializable { |
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private static final long serialVersionUID = -8081963657251144855L; |
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private static final int SEC60 = 60; |
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private static final String SESSION_ATTR = "session_attr:"; |
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private static final String CREATION_TIME = "creationTime"; |
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private static final String LAST_ACCESSED_TIME = "lastAccessedTime"; |
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private static final String MAX_INACTIVE_INTERVAL = "maxInactiveInterval"; |
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/** |
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* 存入redis的key |
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*/ |
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private String key; |
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/** |
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* sessionId |
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*/ |
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private String id; |
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private transient ServletContext servletContext; |
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private transient RedisTemplate redisTemplate; |
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private RedisHttpSession() { |
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} |
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protected static String buildId(String id) { |
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return (id != null ? id : UUID.randomUUID().toString().replace("-", "").toUpperCase()); |
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} |
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public static String buildKey(String keyPrefix, String sessionId) { |
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Assert.notNull(keyPrefix, "sessionPrefix不能为null"); |
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return keyPrefix + sessionId; |
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} |
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/** |
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* 创建新的session |
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* |
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* @param servletContext servletContext |
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* @param sessionId sessionId |
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* @param sessionTimeout 过期时间，单位秒 |
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* @param redisTemplate redis客户端 |
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* @param keyPrefix 存入的key前缀 |
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* @return 返回session |
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*/ |
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public static RedisHttpSession createNewSession(ServletContext servletContext, String sessionId, int sessionTimeout, RedisTemplate redisTemplate, String keyPrefix) { |
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Assert.notNull(redisTemplate, "redisTemplate can not null."); |
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Assert.notNull(sessionId, "sessionId can not null."); |
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Assert.notNull(keyPrefix, "keyPrefix can not null."); |
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RedisHttpSession redisHttpSession = new RedisHttpSession(); |
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redisHttpSession.setId(sessionId); |
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redisHttpSession.setKey(buildKey(keyPrefix, sessionId)); |
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redisHttpSession.setRedisTemplate(redisTemplate); |
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redisHttpSession.setServletContext(servletContext); |
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long creationTime = System.currentTimeMillis(); |
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// 过期时间，分转换成秒
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int maxInactiveInterval = sessionTimeout * SEC60; |
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redisHttpSession.setCreationTime(creationTime); |
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redisHttpSession.setLastAccessedTime(creationTime); |
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redisHttpSession.setMaxInactiveInterval(maxInactiveInterval); |
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redisHttpSession.refresh(); |
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return redisHttpSession; |
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} |
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/** |
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* 创建已经存在的session,数据在redis里面 |
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* |
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* @param sessionId sessionId |
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* @param servletContext servletContext |
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* @param redisTemplate redis客户端 |
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* @param keyPrefix 存入的key前缀 |
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* @return 返回session |
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*/ |
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public static RedisHttpSession createExistSession(String sessionId, ServletContext servletContext, RedisTemplate redisTemplate, String keyPrefix) { |
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Assert.notNull(redisTemplate, "redisTemplate can not null."); |
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Assert.notNull(sessionId, "sessionId can not null."); |
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Assert.notNull(keyPrefix, "keyPrefix can not null."); |
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RedisHttpSession redisHttpSession = new RedisHttpSession(); |
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redisHttpSession.setId(sessionId); |
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redisHttpSession.setKey(buildKey(keyPrefix, sessionId)); |
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redisHttpSession.setRedisTemplate(redisTemplate); |
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redisHttpSession.setServletContext(servletContext); |
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redisHttpSession.refresh(); |
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return redisHttpSession; |
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} |
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public void setId(String id) { |
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this.id = id; |
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} |
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public void setServletContext(ServletContext servletContext) { |
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this.servletContext = servletContext; |
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} |
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public void setCreationTime(long creationTime) { |
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this.redisTemplate.opsForHash().put(key, CREATION_TIME, String.valueOf(creationTime)); |
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} |
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@Override |
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public long getCreationTime() { |
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Object createTime = this.redisTemplate.opsForHash().get(key, CREATION_TIME); |
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return Long.valueOf(String.valueOf(createTime)); |
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} |
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@Override |
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public String getId() { |
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return id; |
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} |
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@Override |
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public long getLastAccessedTime() { |
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Object lastAccessedTime = this.redisTemplate.opsForHash().get(key, LAST_ACCESSED_TIME); |
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return Long.valueOf(String.valueOf(lastAccessedTime)); |
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} |
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@Override |
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public ServletContext getServletContext() { |
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return servletContext; |
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} |
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@Override |
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public void setMaxInactiveInterval(int interval) { |
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this.redisTemplate.opsForHash().put(key, MAX_INACTIVE_INTERVAL, String.valueOf(interval)); |
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} |
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@Override |
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public int getMaxInactiveInterval() { |
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Object maxInactiveInterval = this.redisTemplate.opsForHash().get(key, MAX_INACTIVE_INTERVAL); |
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return Integer.valueOf(String.valueOf(maxInactiveInterval)); |
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} |
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/** |
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* @return 返回HttpSessionContext。已废弃不能使用 |
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* @deprecated 已废弃，始终返回null |
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*/ |
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@Override |
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@Deprecated |
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public HttpSessionContext getSessionContext() { |
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return null; |
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} |
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@Override |
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public Object getAttribute(String name) { |
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return this.redisTemplate.opsForHash().get(key, SESSION_ATTR + name); |
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} |
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@Override |
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public Object getValue(String name) { |
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return getAttribute(name); |
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} |
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@Override |
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public Enumeration<String> getAttributeNames() { |
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return Collections.enumeration(getAttributeKeys()); |
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} |
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private Set<String> getAttributeKeys() { |
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Set keys = this.redisTemplate.opsForHash().keys(key); |
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Set<String> attrNames = new HashSet<>(); |
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for (Object key : keys) { |
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String k = String.valueOf(key); |
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if (k.startsWith(SESSION_ATTR)) { |
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attrNames.add(k.substring(SESSION_ATTR.length())); |
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} |
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} |
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return attrNames; |
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} |
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@Override |
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public String[] getValueNames() { |
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return getAttributeKeys().toArray(new String[0]); |
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} |
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@Override |
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public void setAttribute(String name, Object value) { |
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this.redisTemplate.opsForHash().put(key, SESSION_ATTR + name, value); |
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} |
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@Override |
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public void putValue(String name, Object value) { |
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setAttribute(name, value); |
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} |
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@Override |
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public void removeAttribute(String name) { |
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this.redisTemplate.opsForHash().delete(key, name); |
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} |
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@Override |
||||
public void removeValue(String name) { |
||||
removeAttribute(name); |
||||
} |
||||
|
||||
@Override |
||||
public void invalidate() { |
||||
this.redisTemplate.delete(key); |
||||
} |
||||
|
||||
@Override |
||||
public boolean isNew() { |
||||
return false; |
||||
} |
||||
|
||||
/** |
||||
* update expireTime,accessTime |
||||
*/ |
||||
public void refresh() { |
||||
// token更新过期时间
|
||||
this.redisTemplate.expire(key, getMaxInactiveInterval(), TimeUnit.SECONDS); |
||||
// 设置访问时间
|
||||
this.setLastAccessedTime(System.currentTimeMillis()); |
||||
} |
||||
|
||||
|
||||
public void setLastAccessedTime(long lastAccessedTime) { |
||||
this.redisTemplate.opsForHash().put(key, LAST_ACCESSED_TIME, String.valueOf(lastAccessedTime)); |
||||
} |
||||
|
||||
public String getKey() { |
||||
return key; |
||||
} |
||||
|
||||
public void setKey(String key) { |
||||
this.key = key; |
||||
} |
||||
|
||||
public boolean isInvalidated() { |
||||
return !this.redisTemplate.hasKey(key); |
||||
} |
||||
|
||||
|
||||
public void setRedisTemplate(RedisTemplate redisTemplate) { |
||||
this.redisTemplate = redisTemplate; |
||||
} |
||||
|
||||
|
||||
} |
||||
@ -1,105 +0,0 @@ |
||||
package com.gitee.sop.gatewaycommon.session; |
||||
|
||||
import org.springframework.data.redis.core.RedisTemplate; |
||||
import org.springframework.util.Assert; |
||||
|
||||
import javax.servlet.ServletContext; |
||||
import javax.servlet.http.HttpSession; |
||||
import java.util.UUID; |
||||
|
||||
/** |
||||
* SessionManager的redis实现，使用redis管理session |
||||
* |
||||
* @author tanghc |
||||
*/ |
||||
public class RedisSessionManager implements SessionManager { |
||||
|
||||
private ApiRedisTemplate redisTemplate; |
||||
|
||||
/** |
||||
* 过期时间，30分钟 |
||||
*/ |
||||
private int sessionTimeout = 30; |
||||
/** |
||||
* 存入redis中key的前缀 |
||||
*/ |
||||
private String keyPrefix = "session:"; |
||||
|
||||
public RedisSessionManager(@SuppressWarnings("rawtypes") RedisTemplate redisTemplate) { |
||||
Assert.notNull(redisTemplate, "RedisSessionManager中的redisTemplate不能为null"); |
||||
this.redisTemplate = new ApiRedisTemplate(redisTemplate.getConnectionFactory()); |
||||
} |
||||
|
||||
@Override |
||||
public HttpSession getSession(String sessionId) { |
||||
return this.getSession(sessionId, this.keyPrefix); |
||||
} |
||||
|
||||
public HttpSession getSession(String sessionId, String keyPrefix) { |
||||
if (this.hasKey(sessionId)) { |
||||
return RedisHttpSession.createExistSession(sessionId, getServletContext(), redisTemplate, keyPrefix); |
||||
} else { |
||||
sessionId = this.buildSessionId(sessionId); |
||||
return RedisHttpSession.createNewSession(getServletContext(), sessionId, this.getSessionTimeout(), |
||||
redisTemplate, keyPrefix); |
||||
} |
||||
} |
||||
|
||||
/** |
||||
* 构建sessionId |
||||
* |
||||
* @param id |
||||
* @return 返回sessionid |
||||
*/ |
||||
public String buildSessionId(String id) { |
||||
return (id != null ? id : UUID.randomUUID().toString().replace("-", "").toUpperCase()); |
||||
} |
||||
|
||||
public boolean hasKey(String sessionId) { |
||||
if (sessionId == null) { |
||||
return false; |
||||
} else { |
||||
String key = RedisHttpSession.buildKey(this.keyPrefix, sessionId); |
||||
return redisTemplate.hasKey(key); |
||||
} |
||||
} |
||||
|
||||
public ServletContext getServletContext() { |
||||
return null; |
||||
} |
||||
|
||||
public int getSessionTimeout() { |
||||
return sessionTimeout; |
||||
} |
||||
|
||||
/** |
||||
* 设置session过期时间，单位分钟 |
||||
* |
||||
* @param sessionTimeout |
||||
*/ |
||||
public void setSessionTimeout(int sessionTimeout) { |
||||
this.sessionTimeout = sessionTimeout; |
||||
} |
||||
|
||||
public ApiRedisTemplate getRedisTemplate() { |
||||
return redisTemplate; |
||||
} |
||||
|
||||
public void setRedisTemplate(ApiRedisTemplate redisTemplate) { |
||||
this.redisTemplate = redisTemplate; |
||||
} |
||||
|
||||
public String getKeyPrefix() { |
||||
return keyPrefix; |
||||
} |
||||
|
||||
/** |
||||
* 设置存入redis中key的前缀，默认为"session:" |
||||
* |
||||
* @param keyPrefix |
||||
*/ |
||||
public void setKeyPrefix(String keyPrefix) { |
||||
this.keyPrefix = keyPrefix; |
||||
} |
||||
|
||||
} |
||||
@ -1,20 +0,0 @@ |
||||
package com.gitee.sop.gatewaycommon.session; |
||||
|
||||
import javax.servlet.http.HttpSession; |
||||
|
||||
/** |
||||
* session管理 |
||||
* |
||||
* @author tanghc |
||||
* |
||||
*/ |
||||
public interface SessionManager { |
||||
|
||||
/** |
||||
* 根据sessionId获取session |
||||
* |
||||
* @param sessionId 客户端传过来的sessionId,为null时创建一个新session |
||||
* @return 返回session |
||||
*/ |
||||
HttpSession getSession(String sessionId); |
||||
} |
||||
Loading…
Reference in new issue