001/* 002 * (C) Copyright 2015 Nuxeo SA (http://nuxeo.com/) and others. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 * 016 * Contributors: 017 * Thierry Delprat <tdelprat@nuxeo.com> 018 */ 019package org.nuxeo.automation.scripting.internals; 020 021import java.lang.reflect.Method; 022import java.util.Collections; 023import java.util.HashMap; 024import java.util.List; 025import java.util.Map; 026 027import org.nuxeo.ecm.automation.AutomationService; 028import org.nuxeo.ecm.automation.OperationContext; 029import org.nuxeo.ecm.automation.OperationDocumentation; 030import org.nuxeo.ecm.automation.OperationException; 031import org.nuxeo.ecm.automation.OperationType; 032import org.nuxeo.ecm.automation.core.impl.InvokableMethod; 033 034/** 035 * @since 7.2 036 */ 037public class ScriptingOperationTypeImpl implements OperationType { 038 039 protected final AutomationScriptingServiceImpl scripting; 040 041 protected final AutomationService automation; 042 043 protected final ScriptingOperationDescriptor desc; 044 045 protected final InvokableMethod method; 046 047 public ScriptingOperationTypeImpl(AutomationScriptingServiceImpl scripting, AutomationService automation, 048 ScriptingOperationDescriptor desc) { 049 this.scripting = scripting; 050 this.automation = automation; 051 this.desc = desc; 052 this.method = runMethod(this, desc.getInputType()); 053 } 054 055 @Override 056 public String getContributingComponent() { 057 return "org.nuxeo.automation.scripting.internals.AutomationScriptingComponent"; 058 } 059 060 @Override 061 public OperationDocumentation getDocumentation() { 062 OperationDocumentation doc = new OperationDocumentation(getId()); 063 doc.label = getId(); 064 doc.category = desc.getCategory(); 065 doc.description = desc.getDescription(); 066 doc.params = desc.getParams(); 067 doc.signature = new String[] { desc.getInputType(), desc.getOutputType() }; 068 doc.aliases = desc.getAliases(); 069 return doc; 070 } 071 072 @Override 073 public String getId() { 074 return desc.getId(); 075 } 076 077 @Override 078 public String[] getAliases() { 079 return desc.getAliases(); 080 } 081 082 @Override 083 public Object newInstance(OperationContext ctx, Map<String, Object> args) throws OperationException { 084 Map<String, Object> params = new HashMap<>(args); 085 scripting.paramsInjector.inject(params, ctx, desc); 086 return new ScriptingOperationImpl(desc.source, ctx, params); 087 } 088 089 @Override 090 public Class<?> getType() { 091 return ScriptingOperationImpl.class; 092 } 093 094 @Override 095 public String getInputType() { 096 return desc.getInputType(); 097 } 098 099 @Override 100 public AutomationService getService() { 101 return automation; 102 } 103 104 @Override 105 public InvokableMethod[] getMethodsMatchingInput(Class<?> in) { 106 return new InvokableMethod[] { method }; 107 } 108 109 @Override 110 public List<InvokableMethod> getMethods() { 111 return Collections.singletonList(method); 112 } 113 114 /** 115 * Returns the right {@code run} method according to whether the input type exists or not. 116 */ 117 protected static InvokableMethod runMethod(ScriptingOperationTypeImpl op, String inputType) { 118 try { 119 Method method = inputType == null ? ScriptingOperationImpl.class.getMethod("run") 120 : ScriptingOperationImpl.class.getMethod("run", Object.class); 121 return new InvokableMethod(op, method); 122 } catch (ReflectiveOperationException cause) { 123 throw new Error("Cannot reference run method of " + ScriptingOperationImpl.class); 124 } 125 } 126 127}