src.java.com.ctc.wstx.compat.Jdk13Impl Maven / Gradle / Ivy
package com.ctc.wstx.compat;
import java.util.*;
/**
* JDK 1.3 compatible implementation; adds off-the-shelf simple data struct
* instances on top of 1.2.
*/
public class Jdk13Impl
extends Jdk12Impl
{
/**
* Constructor used for creating 'real' instance.
*/
public Jdk13Impl() {
super(true); // to prevent 1.2 from creating any obs we don't need
}
/**
* Constructor derived classes call to avoid creation of helper
* Objects 'real' instance needs (if any)
*/
protected Jdk13Impl(boolean dummy) {
super(true);
}
/*
/////////////////////////////////////////
// Public API
/////////////////////////////////////////
*/
// // // Simple accessors
/**
* For 1.3, ThreadLocal has problems, and can leak memory.
* (check
* http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=4414045
* for details, or google for "ThreadLocal memory leaks")
*/
public boolean leakingThreadLocal() {
return true;
}
// // // Methods for accessing dummy data structures
public List getEmptyList() {
return Collections.EMPTY_LIST;
}
public Map getEmptyMap() {
return Collections.EMPTY_MAP;
}
public Set getEmptySet() {
return Collections.EMPTY_SET;
}
// // // Methods for accessing 'advanced' data structs:
// No improvements over 1.2...
//public HashMap getInsertOrderedMap();
//public HashMap getInsertOrderedMap(int initialSize);
// // // Methods for injecting root cause to exceptions
// No improvements over 1.2...
//public boolean setInitCause(Throwable newT, Throwable rootT);
}