Glassfish example source code file (ResourceSpec.java)

This example Glassfish source code file (ResourceSpec.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Glassfish tags/keywords

io, jdbc_url, jms, jndi_name, nullpointerexception, object, object, poolinfo, poolinfo, resourcespec, resourcespec, serializable, string, string, stringbuffer

The Glassfish ResourceSpec.java source code

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 *
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 *
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 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
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 * file and include the License file at packager/legal/LICENSE.txt.
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 * GPL Classpath Exception:
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 * exception as provided by Oracle in the GPL Version 2 section of the License
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 *
 * Modifications:
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 * recipient has the option to distribute your version of this file under
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 * and therefore, elected the GPL Version 2 license, then the option applies
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 */

package com.sun.enterprise.resource;

import com.sun.appserv.connectors.internal.api.ConnectorConstants;
import org.glassfish.resource.common.PoolInfo;
import com.sun.enterprise.connectors.PoolMetaData;

import java.io.Serializable;

/**
 * ResourceSpec is used as a key to locate the correct resource pool
 */

public class ResourceSpec implements Serializable {
    private String resourceId;
    private int resourceIdType;

    private boolean pmResource;
    private boolean nonTxResource;
    private boolean isXA_;

    private boolean lazyEnlistable_;
    private boolean lazyAssociatable_;
    private Object connectionToAssoc_;


    private PoolInfo poolInfo;

    static public final int JDBC_URL = 0;
    static public final int JNDI_NAME = 1;
    static public final int JMS = 2;

    public ResourceSpec(String resourceId,
                        int resourceIdType) {
        if (resourceId == null) throw new NullPointerException();
        this.resourceId = resourceId;
        this.resourceIdType = resourceIdType;

        if (resourceId.endsWith(ConnectorConstants.NON_TX_JNDI_SUFFIX)) {
            nonTxResource = true;
        }

        if (resourceId.endsWith(ConnectorConstants.PM_JNDI_SUFFIX) ) {
            pmResource = true;
        }

    }

    public ResourceSpec(String resourceId, int resourceIdType,
                        PoolMetaData pmd) {
        this(resourceId, resourceIdType);


        if ( pmd.isPM() ) {
            pmResource = true;
        }

        if (pmd.isNonTx()) {
            nonTxResource = true;
        }

        if( pmd.isLazyEnlistable() && !nonTxResource && !pmResource ) {
            lazyEnlistable_ = true;
        }

        if ( pmd.isLazyAssociatable() && !nonTxResource && !pmResource) {
            lazyAssociatable_ = true;
            //The rationale behind doing this is that in the PoolManagerImpl
            //when we return from getResource called by associateConnections,
            //enlistment should happen immediately since we are associating on
            //first use anyway,
            lazyEnlistable_ = false;
        }


    }

    public PoolInfo getPoolInfo() {
        return poolInfo;
    }


    public void setPoolInfo(PoolInfo poolInfo) {
        this.poolInfo = poolInfo;
    }

    /**
     * The  logic is                                              *
     * If the connectionpool exist then equality check is against *
     * connectionPoolName                                         *
     * *
     * If connection is null then equality check is made against  *
     * resourceId and resourceType                                *
     */

    public boolean equals(Object other) {
        if (other == null) return false;
        if (other instanceof ResourceSpec) {
            ResourceSpec obj = (ResourceSpec) other;
            if (poolInfo == null) {
                return (resourceId.equals(obj.resourceId) &&
                        resourceIdType == obj.resourceIdType);
            } else {
                return (poolInfo.equals(obj.poolInfo));

            }
        } else {
            return false;
        }
    }

    /**
     * If the connectionpool exist then hashcode of connectionPoolName
     * is returned.
     * <p/>
     * If connectionpool is null return the hashcode of
     * resourceId + resourceIdType
     */
    public int hashCode() {
        if (poolInfo == null) {
            return resourceId.hashCode() + resourceIdType;
        } else {
            return poolInfo.hashCode();
        }
    }

    public String getResourceId() {
        return resourceId;
    }

    public boolean isPM() {
        return pmResource;
    }
    
    /**
     * Returns the status of the noTxResource flag
     *
     * @return true if this resource is a noTx resource
     */

    public boolean isNonTx() {
        return nonTxResource;
    }

    public boolean isXA() {
        return isXA_;
    }

    public void markAsXA() {
        isXA_ = true;
    }

    public boolean isLazyEnlistable() {
        return lazyEnlistable_;
    }

    public void setLazyEnlistable( boolean lazyEnlist ) {
        lazyEnlistable_ = lazyEnlist;
    }

    public boolean isLazyAssociatable() {
        return lazyAssociatable_;
    }


    public void setLazyAssociatable( boolean lazyAssoc ) {
        lazyAssociatable_ = lazyAssoc;
    }

    public void setConnectionToAssociate( Object conn ) {
        connectionToAssoc_ = conn;
    }

    public Object getConnectionToAssociate() {
        return connectionToAssoc_;
    }

    public String toString() {
        StringBuffer sb = new StringBuffer("ResourceSpec :- ");
        sb.append("\nconnectionPoolName : ").append(poolInfo);
        sb.append("\nisXA_ : ").append(isXA_);
        sb.append("\nresoureId : ").append(resourceId);
        sb.append("\nresoureIdType : ").append(resourceIdType);
        sb.append("\npmResource : ").append(pmResource);
        sb.append("\nnonTxResource : ").append(nonTxResource);
        sb.append("\nlazyEnlistable : ").append(lazyEnlistable_);
        sb.append("\nlazyAssociatable : ").append(lazyAssociatable_);
        return sb.toString();
    }
}