Example usage for org.apache.commons.collections.map ReferenceIdentityMap ReferenceIdentityMap

Introduction

In this page you can find the example usage for org.apache.commons.collections.map ReferenceIdentityMap ReferenceIdentityMap.

Prototype

public ReferenceIdentityMap(int keyType, int valueType) 

Source Link

Document

Constructs a new ReferenceIdentityMap that will use the specified types of references.

Usage

From source file:com.google.gwt.dev.shell.designtime.WrappersCache.java

/**
 * Weakly caches a wrapper for a given Java Object.
 * //from w  w  w.j a  va2s.c  om
 * @param javaObject
 *            the Object being wrapped
 * @param wrapper
 *            the mapped wrapper
 */
@SuppressWarnings("unchecked")
public static void putWrapperForObject(ClassLoader cl, Object javaObject, Object wrapper) {
    Map<Object, Object> cache = m_javaWrapperCache.get(cl);
    if (cache == null) {
        cache = new ReferenceIdentityMap(AbstractReferenceMap.WEAK, AbstractReferenceMap.WEAK);
        m_javaWrapperCache.put(cl, cache);
    }
    cache.put(javaObject, wrapper);
}

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