diff options
Diffstat (limited to 'sandbox/axis2-1.4/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/builder/impl/ReferenceConfigurationUtil.java')
-rw-r--r-- | sandbox/axis2-1.4/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/builder/impl/ReferenceConfigurationUtil.java | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/sandbox/axis2-1.4/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/builder/impl/ReferenceConfigurationUtil.java b/sandbox/axis2-1.4/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/builder/impl/ReferenceConfigurationUtil.java new file mode 100644 index 0000000000..5d3d8a3a04 --- /dev/null +++ b/sandbox/axis2-1.4/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/builder/impl/ReferenceConfigurationUtil.java @@ -0,0 +1,95 @@ +/* + * 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.assembly.builder.impl; + +import java.util.List; + +import org.apache.tuscany.sca.assembly.Binding; +import org.apache.tuscany.sca.assembly.Multiplicity; +import org.apache.tuscany.sca.assembly.OptimizableBinding; + +/** + * This class encapsulates utility methods to deal with reference definitions + * + * @version $Rev$ $Date$ + */ +abstract class ReferenceConfigurationUtil { + static boolean isValidMultiplicityOverride(Multiplicity definedMul, Multiplicity overridenMul) { + if (definedMul != overridenMul) { + switch (definedMul) { + case ZERO_N: + return overridenMul == Multiplicity.ZERO_ONE; + case ONE_N: + return overridenMul == Multiplicity.ONE_ONE; + default: + return false; + } + } else { + return true; + } + } + + static boolean validateMultiplicityAndTargets(Multiplicity multiplicity, + List<?> targets, List<Binding> bindings) { + + // Count targets + int count = targets.size(); + + //FIXME workaround, this validation is sometimes invoked too early + // before we get a chance to init the multiplicity attribute + if (multiplicity == null) { + return true; + } + + switch (multiplicity) { + case ZERO_N: + break; + case ZERO_ONE: + if (count > 1) { + return false; + } + break; + case ONE_ONE: + if (count != 1) { + if (count == 0) { + for (Binding binding: bindings) { + if (!(binding instanceof OptimizableBinding) || binding.getURI()!=null) { + return true; + } + } + } + return false; + } + break; + case ONE_N: + if (count < 1) { + if (count == 0) { + for (Binding binding: bindings) { + if (!(binding instanceof OptimizableBinding) || binding.getURI()!=null) { + return true; + } + } + } + return false; + } + break; + } + return true; + } +} |