Java tutorial
/** * ========================================================================================== * = JAHIA'S DUAL LICENSING - IMPORTANT INFORMATION = * ========================================================================================== * * http://www.jahia.com * * Copyright (C) 2002-2018 Jahia Solutions Group SA. All rights reserved. * * THIS FILE IS AVAILABLE UNDER TWO DIFFERENT LICENSES: * 1/GPL OR 2/JSEL * * 1/ GPL * ================================================================================== * * IF YOU DECIDE TO CHOOSE THE GPL LICENSE, YOU MUST COMPLY WITH THE FOLLOWING TERMS: * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. * * * 2/ JSEL - Commercial and Supported Versions of the program * =================================================================================== * * IF YOU DECIDE TO CHOOSE THE JSEL LICENSE, YOU MUST COMPLY WITH THE FOLLOWING TERMS: * * Alternatively, commercial and supported versions of the program - also known as * Enterprise Distributions - must be used in accordance with the terms and conditions * contained in a separate written agreement between you and Jahia Solutions Group SA. * * If you are unsure which license is appropriate for your use, * please contact the sales department at sales@jahia.com. */ package org.jahia.utils.osgi.parsers.cnd; import org.apache.commons.lang.StringUtils; import org.slf4j.Logger; import javax.jcr.Binary; import javax.jcr.RepositoryException; import javax.jcr.Value; import javax.jcr.ValueFormatException; import java.io.InputStream; import java.math.BigDecimal; import java.util.ArrayList; import java.util.Arrays; import java.util.Calendar; import java.util.List; /** * * User: toto * Date: Apr 3, 2008 * Time: 12:26:22 PM * */ public class DynamicValueImpl implements Value { private static final transient Logger logger = org.slf4j.LoggerFactory.getLogger(DynamicValueImpl.class); private List<String> params; protected ExtendedPropertyDefinition declaringPropertyDefinition; private String fn; protected int type; private boolean isConstraint; public DynamicValueImpl(String fn, List<String> params, int type, boolean isConstraint, ExtendedPropertyDefinition declaringPropertyDefinition) { this.type = type; this.fn = fn; this.params = params; this.isConstraint = isConstraint; this.declaringPropertyDefinition = declaringPropertyDefinition; } public String getString() throws ValueFormatException, IllegalStateException, RepositoryException { return getExpandedValue().getString(); } public InputStream getStream() throws IllegalStateException, RepositoryException { return getExpandedValue().getStream(); } public long getLong() throws IllegalStateException, RepositoryException { return getExpandedValue().getLong(); } public double getDouble() throws ValueFormatException, IllegalStateException, RepositoryException { return getExpandedValue().getDouble(); } public Calendar getDate() throws ValueFormatException, IllegalStateException, RepositoryException { return getExpandedValue().getDate(); } public boolean getBoolean() throws ValueFormatException, IllegalStateException, RepositoryException { return getExpandedValue().getBoolean(); } public Binary getBinary() throws RepositoryException { return getExpandedValue().getBinary(); } public BigDecimal getDecimal() throws ValueFormatException, RepositoryException { return getExpandedValue().getDecimal(); } public int getType() { return type; } public String getFn() { return fn; } public List<String> getParams() { return params; } // public String getString() { // if (fn.equals("now")) { // return ISO8601.format(new GregorianCalendar()); // } else if (fn.equals("resourceKey")) { // String bundleId = ((ExtendedNodeType) declaringPropertyDefinition.getDeclaringNodeType()).getResourceBundleId(); // return ResourceBundleMarker.drawMarker(bundleId,declaringPropertyDefinition.getResourceBundleKey()+"."+getParams().get(0),getParams().get(0)); // } else if (fn.equals("useClass")) { // String classname = getParams().get(0); // try { // ValueInitializer init = (ValueInitializer) Class.forName(classname).newInstance(); // return init.getValue(Jahia.getThreadParamBean()); // } catch (InstantiationException e) { // logger.error(e.getMessage(), e); // } catch (IllegalAccessException e) { // logger.error(e.getMessage(), e); // } catch (ClassNotFoundException e) { // logger.error(e.getMessage(), e); // } // } // return null; // } public Value[] expand() { Value[] v = null; String classname; if (fn.equals("useClass")) { classname = getParams().get(0); } else { classname = "org.jahia.services.content.nodetypes.initializers." + StringUtils.capitalize(fn); } try { ValueInitializer init = (ValueInitializer) Class.forName(classname).newInstance(); v = init.getValues(declaringPropertyDefinition, getParams()); } catch (InstantiationException e) { logger.error(e.getMessage(), e); } catch (IllegalAccessException e) { logger.error(e.getMessage(), e); } catch (ClassNotFoundException e) { logger.error(e.getMessage(), e); } List<Value> res = new ArrayList<Value>(); if (v != null) { for (int i = 0; i < v.length; i++) { Value value = v[i]; if (value instanceof DynamicValueImpl) { res.addAll(Arrays.asList(((DynamicValueImpl) value).expand())); } else { res.add(value); } } } return res.toArray(new Value[res.size()]); } private Value getExpandedValue() throws ValueFormatException { Value[] v = expand(); if (v.length == 1) { return v[0]; } else { throw new ValueFormatException("Dynamic value expanded to none/multiple values : " + v.length); } } }