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Diffstat (limited to '')
-rw-r--r-- | sca-java-1.x/tags/1.6.1-RC1/modules/interface/src/main/java/org/apache/tuscany/sca/interfacedef/impl/InterfaceContractImpl.java | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/1.6.1-RC1/modules/interface/src/main/java/org/apache/tuscany/sca/interfacedef/impl/InterfaceContractImpl.java b/sca-java-1.x/tags/1.6.1-RC1/modules/interface/src/main/java/org/apache/tuscany/sca/interfacedef/impl/InterfaceContractImpl.java new file mode 100644 index 0000000000..15581b5e04 --- /dev/null +++ b/sca-java-1.x/tags/1.6.1-RC1/modules/interface/src/main/java/org/apache/tuscany/sca/interfacedef/impl/InterfaceContractImpl.java @@ -0,0 +1,128 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.interfacedef.impl; + +import org.apache.tuscany.sca.interfacedef.Interface; +import org.apache.tuscany.sca.interfacedef.InterfaceContract; + +/** + * Represents an interface contract. InterfaceContractImpl + * + * @version $Rev$ $Date$ + */ +public abstract class InterfaceContractImpl implements InterfaceContract { + private Interface callInterface; + private Interface callbackInterface; + + public Interface getCallbackInterface() { + return callbackInterface; + } + + public Interface getInterface() { + return callInterface; + } + + public void setCallbackInterface(Interface callbackInterface) { + this.callbackInterface = callbackInterface; + } + + public void setInterface(Interface callInterface) { + this.callInterface = callInterface; + } + + public InterfaceContract makeUnidirectional(boolean isCallback) { + if (!isCallback && callbackInterface == null) + return this; // already a unidirectional forward interface contract + + if (isCallback && callInterface == null) + return this; // already a unidirectional callback interface contract + + // contract is bidirectional, so create a new unidirectional contract + try { + InterfaceContract newContract = clone(); + if (!isCallback) { + newContract.setCallbackInterface(null); // create unidirectional forward interface contract + } else { + newContract.setInterface(null); // create unidirectional callback interface contract + } + return newContract; + } catch (CloneNotSupportedException e) { + // will not happen + return null; + } + } + + @Override + public InterfaceContractImpl clone() throws CloneNotSupportedException { + InterfaceContractImpl copy = (InterfaceContractImpl)super.clone(); + if (this.callbackInterface != null) { + copy.callbackInterface = (Interface)this.callbackInterface.clone(); + } + if (this.callInterface != null) { + copy.callInterface = (Interface)this.callInterface.clone(); + } + return copy; + } + + /** + * @see java.lang.Object#hashCode() + */ + @Override + public int hashCode() { + final int prime = 31; + int result = 1; + result = prime * result + ((callInterface == null) ? 0 : callInterface.hashCode()); + result = prime * result + ((callbackInterface == null) ? 0 : callbackInterface.hashCode()); + return result; + } + + /** + * @see java.lang.Object#equals(java.lang.Object) + */ + @Override + public boolean equals(Object obj) { + if (this == obj) { + return true; + } + if (obj == null) { + return false; + } + if (getClass() != obj.getClass()) { + return false; + } + final InterfaceContractImpl other = (InterfaceContractImpl)obj; + if (callInterface == null) { + if (other.callInterface != null) { + return false; + } + } else if (!callInterface.equals(other.callInterface)) { + return false; + } + if (callbackInterface == null) { + if (other.callbackInterface != null) { + return false; + } + } else if (!callbackInterface.equals(other.callbackInterface)) { + return false; + } + return true; + } + +} |