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/*
* ====================================================================
* Project: openMDX, http://www.openmdx.org/
* Description: Interaction Specs
* Owner: OMEX AG, Switzerland, http://www.omex.ch
* ====================================================================
*
* This software is published under the BSD license as listed below.
*
* Copyright (c) 2008-2009, OMEX AG, Switzerland
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* * Neither the name of the openMDX team nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* ------------------
*
* This product includes software developed by other organizations as
* listed in the NOTICE file.
*/
package org.openmdx.base.resource;
import java.io.ObjectStreamException;
import javax.resource.cci.InteractionSpec;
import org.openmdx.base.resource.cci.RestFunction;
import org.openmdx.base.resource.spi.MethodInvocationSpec;
import org.openmdx.base.resource.spi.RestInteractionSpec;
/**
* Interaction Specs
*/
public class InteractionSpecs {
/**
* Constructor
*
* @param retainValues CREATE and PUT return updates if {@code retainValues} is {@code true}
*/
private InteractionSpecs(
boolean retainValues
){
this.CREATE = new RestInteractionSpec(
RestFunction.POST,
retainValues ? InteractionSpec.SYNC_SEND_RECEIVE : InteractionSpec.SYNC_SEND
);
this.INVOKE = new RestInteractionSpec(
RestFunction.POST,
InteractionSpec.SYNC_SEND_RECEIVE
);
this.GET = new RestInteractionSpec(
RestFunction.GET,
InteractionSpec.SYNC_SEND_RECEIVE
);
this.VERIFY = new RestInteractionSpec(
RestFunction.GET,
InteractionSpec.SYNC_SEND
);
this.UPDATE = new RestInteractionSpec(
RestFunction.PUT,
retainValues ? InteractionSpec.SYNC_SEND_RECEIVE : InteractionSpec.SYNC_SEND
);
this.MOVE = new RestInteractionSpec(
RestFunction.PUT,
InteractionSpec.SYNC_SEND_RECEIVE
);
this.DELETE = new RestInteractionSpec(
RestFunction.DELETE,
InteractionSpec.SYNC_SEND
);
}
/**
* A {@link RestFunction#POST} Object Creation Interaction Specification
*/
public final RestInteractionSpec CREATE;
/**
* A {@link RestFunction#POST} Method Invocation Interaction Specification
*/
public final RestInteractionSpec INVOKE;
/**
* A {@link RestFunction#GET} Object Retrieval Interaction Specification
*/
public final RestInteractionSpec GET;
/**
* A {@link RestFunction#GET} Object Verification Interaction Specification
*/
public final RestInteractionSpec VERIFY;
/**
* A {@link RestFunction#PUT} Object Update Interaction Specification
*/
public final RestInteractionSpec UPDATE;
/**
* A {@link RestFunction#PUT} Object Update Interaction Specification
*/
public final RestInteractionSpec MOVE;
/**
* A {@link RestFunction#DELETE} Object Removal Interaction Specification
*/
public final RestInteractionSpec DELETE;
/**
* CREATE and PUT return updates
*/
private static final InteractionSpecs RETAINING_VALUES = new InteractionSpecs(true);
/**
* CREATE and PUT return nothing
*/
private static final InteractionSpecs NOT_RETAINING_VALUES = new InteractionSpecs(false);
/**
* REST InteractionSpecs factory method.
*
* @param retainValues CREATE and PUT return updates if {@code retainValues} is {@code true}
*
* @return an InteractionSpecs instance
*/
public static InteractionSpecs getRestInteractionSpecs(
boolean retainValues
){
return retainValues ? RETAINING_VALUES : NOT_RETAINING_VALUES;
}
/**
* Method invocation specification factory method.
*
* @param methodName the name of the method to be invoked
* @param query the execute method waits for the reply if query is true
*
* @return a new InteractionSpec instance
*/
public static InteractionSpec newMethodInvocationSpec(
String methodName,
int interactionVerb
){
return new MethodInvocationSpec(
methodName,
interactionVerb
);
}
/**
* Test whether the InteractionSpec is logically null
*
* @param interactionSpec the InteractionSpec to be tested
*
* @return true if the InteractionSpec is logically null
*/
public static boolean isNull(
InteractionSpec interactionSpec
){
return interactionSpec == null || interactionSpec == NULL;
}
//----------------------------------------------------------------------------------
// Class NULL-InteractionSpec
//----------------------------------------------------------------------------------
/**
* The NULL interaction spec
*/
public static final InteractionSpec NULL = new InteractionSpec(){
/**
* Implements Serializable
*/
private static final long serialVersionUID = -6765662708933344857L;
/* (non-Javadoc)
* @see java.lang.Object#toString()
*/
@Override
public String toString() {
return "NULL";
}
private Object readResolve(
) throws ObjectStreamException {
return NULL;
}
};
}
