99 lines
3.4 KiB
Java
99 lines
3.4 KiB
Java
/**
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* Copyright (C) 2007 - 2016 52°North Initiative for Geospatial Open Source
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* Software GmbH
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.n52.wps.server;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import org.n52.wps.algorithm.annotation.AnnotatedAlgorithmIntrospector;
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import static org.n52.wps.algorithm.annotation.AnnotatedAlgorithmIntrospector.getInstrospector;
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import org.n52.wps.algorithm.annotation.AnnotationBinding;
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import org.n52.wps.algorithm.descriptor.AlgorithmDescriptor;
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import org.n52.wps.io.data.IData;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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/**
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*
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* @author tkunicki
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*/
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public abstract class AbstractAnnotatedAlgorithm extends AbstractDescriptorAlgorithm {
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private final static Logger LOGGER = LoggerFactory.getLogger(AbstractAnnotatedAlgorithm.class);
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@Override
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protected AlgorithmDescriptor createAlgorithmDescriptor() {
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return getInstrospector(getAlgorithmClass()).getAlgorithmDescriptor();
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}
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@Override
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public Map<String, IData> run(Map<String, List<IData>> inputMap) {
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Object annotatedInstance = getAlgorithmInstance();
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AnnotatedAlgorithmIntrospector introspector = getInstrospector(annotatedInstance.getClass());
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for (Map.Entry<String, AnnotationBinding.InputBinding<?, ?>> iEntry : introspector.getInputBindingMap().entrySet()) {
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iEntry.getValue().set(annotatedInstance, inputMap.get(iEntry.getKey()));
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}
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getInstrospector(annotatedInstance.getClass()).getExecuteMethodBinding().execute(annotatedInstance);
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Map<String, IData> oMap = new HashMap<String, IData>();
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for (Map.Entry<String, AnnotationBinding.OutputBinding<?, ?>> oEntry : introspector.getOutputBindingMap().entrySet()) {
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oMap.put(oEntry.getKey(), oEntry.getValue().get(annotatedInstance));
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}
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return oMap;
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}
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public Object getAlgorithmInstance() {
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return this;
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}
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public Class<?> getAlgorithmClass() {
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return getClass();
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}
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public static class Proxy extends AbstractAnnotatedAlgorithm {
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final private Class<?> proxiedClass;
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final private Object proxiedInstance;
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public Proxy(Class<?> proxiedClass) {
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this.proxiedClass = proxiedClass;
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try {
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this.proxiedInstance = proxiedClass.newInstance();
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} catch (InstantiationException ex) {
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throw new RuntimeException("unable to instantiate proxied algorithm instance");
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} catch (IllegalAccessException ex) {
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throw new RuntimeException("unable to instantiate proxied algorithm instance");
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}
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}
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@Override
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public Class<?> getAlgorithmClass() {
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return proxiedClass;
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}
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@Override
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public Object getAlgorithmInstance() {
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return proxiedInstance;
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}
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}
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}
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