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/*
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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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 * GPL Classpath Exception:
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 */

package com.sun.enterprise.resource;

import com.sun.appserv.connectors.internal.api.ConnectorConstants;
import com.sun.enterprise.connectors.PoolMetaData;
import org.glassfish.resourcebase.resources.api.PoolInfo;

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.
     * 
     * 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();
    }
}