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331
hrmsEjb/net/sf/jasperreports/engine/util/JRProperties.java
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331
hrmsEjb/net/sf/jasperreports/engine/util/JRProperties.java
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package net.sf.jasperreports.engine.util;
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import java.io.IOException;
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import java.io.InputStream;
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import java.util.ArrayList;
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import java.util.Enumeration;
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import java.util.Iterator;
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import java.util.List;
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import java.util.Properties;
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import net.sf.jasperreports.engine.JRException;
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import net.sf.jasperreports.engine.JRPropertiesHolder;
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import net.sf.jasperreports.engine.JRPropertiesMap;
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import net.sf.jasperreports.engine.JRRuntimeException;
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public class JRProperties {
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protected static final String DEFAULT_PROPERTIES_FILE = "jasperreports.properties";
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public static final String PROPERTY_PREFIX = "net.sf.jasperreports.";
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public static final String PROPERTIES_FILE = "net.sf.jasperreports.properties";
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public static final String COMPILER_CLASS = "net.sf.jasperreports.compiler.class";
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public static final String COMPILER_XML_VALIDATION = "net.sf.jasperreports.compiler.xml.validation";
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public static final String COMPILER_KEEP_JAVA_FILE = "net.sf.jasperreports.compiler.keep.java.file";
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public static final String COMPILER_TEMP_DIR = "net.sf.jasperreports.compiler.temp.dir";
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public static final String COMPILER_CLASSPATH = "net.sf.jasperreports.compiler.classpath";
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public static final String EXPORT_XML_VALIDATION = "net.sf.jasperreports.export.xml.validation";
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public static final String PDF_FONT_FILES_PREFIX = "net.sf.jasperreports.export.pdf.font.";
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public static final String PDF_FONT_DIRS_PREFIX = "net.sf.jasperreports.export.pdf.fontdir.";
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public static final String QUERY_EXECUTER_FACTORY_PREFIX = "net.sf.jasperreports.query.executer.factory.";
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public static final String SUBREPORT_RUNNER_FACTORY = "net.sf.jasperreports.subreport.runner.factory";
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public static final String PDF_FORCE_LINEBREAK_POLICY = "net.sf.jasperreports.export.pdf.force.linebreak.policy";
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protected static Properties props;
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protected static Properties savedProps;
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static {
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initProperties();
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}
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protected static void initProperties() {
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try {
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Properties defaults = getDefaults();
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String propFile = getSystemProperty("net.sf.jasperreports.properties");
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if (propFile == null) {
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props = loadProperties("jasperreports.properties", defaults);
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if (props == null)
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props = new Properties(defaults);
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} else {
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props = loadProperties(propFile, defaults);
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if (props == null)
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throw new JRRuntimeException("Could not load properties file \"" + propFile + "\"");
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}
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loadSystemProperties();
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} catch (JRException e) {
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throw new JRRuntimeException("Error loading the properties", e);
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}
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}
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protected static void loadSystemProperties() {
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loadSystemProperty("jasper.reports.compiler.class", "net.sf.jasperreports.compiler.class");
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loadSystemProperty("jasper.reports.compile.xml.validation", "net.sf.jasperreports.compiler.xml.validation");
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loadSystemProperty("jasper.reports.export.xml.validation", "net.sf.jasperreports.export.xml.validation");
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loadSystemProperty("jasper.reports.compile.keep.java.file", "net.sf.jasperreports.compiler.keep.java.file");
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loadSystemProperty("jasper.reports.compile.temp", "net.sf.jasperreports.compiler.temp.dir");
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loadSystemProperty("jasper.reports.compile.class.path", "net.sf.jasperreports.compiler.classpath");
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}
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protected static Properties getDefaults() throws JRException {
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Properties defaults = new Properties();
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InputStream is = JRProperties.class.getResourceAsStream("/default.jasperreports.properties");
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if (is == null)
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throw new JRException("Default properties file not found.");
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try {
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defaults.load(is);
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} catch (IOException e) {
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throw new JRException("Failed to load default properties.", e);
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} finally {
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try {
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is.close();
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} catch (IOException e) {}
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}
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String userDir = getSystemProperty("user.dir");
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if (userDir != null)
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defaults.setProperty("net.sf.jasperreports.compiler.temp.dir", userDir);
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String classPath = getSystemProperty("java.class.path");
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if (classPath != null)
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defaults.setProperty("net.sf.jasperreports.compiler.classpath", classPath);
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return defaults;
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}
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protected static String getSystemProperty(String propertyName) {
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try {
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return System.getProperty(propertyName);
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} catch (SecurityException e) {
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return null;
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}
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}
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protected static void loadSystemProperty(String sysKey, String propKey) {
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String val = getSystemProperty(sysKey);
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if (val != null)
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props.setProperty(propKey, val);
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}
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public static Properties loadProperties(String name, Properties defaults) throws JRException {
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Properties properties = null;
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InputStream is = null;
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try {
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is = JRLoader.getLocationInputStream(name);
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} catch (SecurityException e) {}
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if (is != null) {
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properties = new Properties(defaults);
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try {
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properties.load(is);
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} catch (IOException e) {
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throw new JRException("Failed to load properties file \"" + name + "\"", e);
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} finally {
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try {
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is.close();
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} catch (IOException e) {}
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}
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}
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return properties;
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}
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public static String getProperty(String key) {
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return props.getProperty(key);
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}
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public static boolean getBooleanProperty(String key) {
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return asBoolean(props.getProperty(key));
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}
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public static int getIntegerProperty(String key) {
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return asInteger(props.getProperty(key));
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}
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public static boolean asBoolean(String value) {
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return Boolean.valueOf(value).booleanValue();
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}
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public static int asInteger(String value) {
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return Integer.parseInt(value);
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}
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public static void setProperty(String key, String value) {
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props.setProperty(key, value);
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}
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public static void setProperty(String key, boolean value) {
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props.setProperty(key, String.valueOf(value));
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}
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public static void backupProperties() {
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savedProps = (Properties)props.clone();
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}
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public static void restoreProperties() {
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if (savedProps != null)
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try {
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props.clear();
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props.putAll(savedProps);
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} finally {
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savedProps = null;
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}
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}
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public static class PropertySuffix {
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protected final String key;
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protected final String suffix;
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protected final String value;
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public PropertySuffix(String key, String suffix, String value) {
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this.key = key;
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this.suffix = suffix;
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this.value = value;
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}
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public String getKey() {
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return this.key;
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}
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public String getSuffix() {
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return this.suffix;
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}
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public String getValue() {
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return this.value;
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}
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}
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public static List getProperties(String prefix) {
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int prefixLength = prefix.length();
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List values = new ArrayList();
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for (Enumeration names = props.propertyNames(); names.hasMoreElements(); ) {
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String name = (String)names.nextElement();
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if (name.startsWith(prefix)) {
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String suffix = name.substring(prefixLength);
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String value = props.getProperty(name);
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values.add(new PropertySuffix(name, suffix, value));
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}
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}
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return values;
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}
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public static List getProperties(JRPropertiesHolder propertiesHolder, String prefix) {
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return getProperties(getOwnProperties(propertiesHolder), prefix);
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}
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public static List getProperties(JRPropertiesMap propertiesMap, String prefix) {
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int prefixLength = prefix.length();
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List values = new ArrayList();
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if (propertiesMap != null) {
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String[] propertyNames = propertiesMap.getPropertyNames();
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for (int i = 0; i < propertyNames.length; i++) {
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String name = propertyNames[i];
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if (name.startsWith(prefix)) {
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String suffix = name.substring(prefixLength);
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String value = propertiesMap.getProperty(name);
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values.add(new PropertySuffix(name, suffix, value));
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}
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}
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}
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return values;
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}
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public static String getProperty(JRPropertiesHolder propertiesHolder, String key) {
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String value = null;
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while (propertiesHolder != null && value == null) {
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if (propertiesHolder.hasProperties())
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value = propertiesHolder.getPropertiesMap().getProperty(key);
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propertiesHolder = propertiesHolder.getParentProperties();
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}
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if (value == null)
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value = props.getProperty(key);
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return value;
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}
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public static String getProperty(JRPropertiesMap propertiesMap, String key) {
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String value = null;
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if (propertiesMap != null)
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value = propertiesMap.getProperty(key);
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if (value == null)
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value = props.getProperty(key);
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return value;
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}
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public static boolean getBooleanProperty(JRPropertiesHolder propertiesHolder, String key, boolean defaultValue) {
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String value = getProperty(propertiesHolder, key);
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return (value == null) ? defaultValue : asBoolean(value);
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}
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public static boolean getBooleanProperty(JRPropertiesMap propertiesMap, String key, boolean defaultValue) {
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String value = getProperty(propertiesMap, key);
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return (value == null) ? defaultValue : asBoolean(value);
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}
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public static int getIntegerProperty(JRPropertiesHolder propertiesHolder, String key, int defaultValue) {
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String value = getProperty(propertiesHolder, key);
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return (value == null) ? defaultValue : asInteger(value);
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}
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public static int getIntegerProperty(JRPropertiesMap propertiesMap, String key, int defaultValue) {
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String value = getProperty(propertiesMap, key);
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return (value == null) ? defaultValue : asInteger(value);
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}
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public static int getIntegerProperty(String key, int defaultValue) {
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String value = getProperty(key);
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return (value == null) ? defaultValue : asInteger(value);
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}
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public static long asLong(String value) {
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return Long.parseLong(value);
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}
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public static long getLongProperty(String key) {
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return asLong(props.getProperty(key));
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}
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public static long getLongProperty(JRPropertiesMap propertiesMap, String key, int defaultValue) {
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String value = getProperty(propertiesMap, key);
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return (value == null) ? defaultValue : asLong(value);
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}
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protected static JRPropertiesMap getOwnProperties(JRPropertiesHolder propertiesHolder) {
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return propertiesHolder.hasProperties() ? propertiesHolder.getPropertiesMap() : null;
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}
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public static void transferProperties(JRPropertiesHolder source, JRPropertiesHolder destination, String tranferPropertiesPrefix) {
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if (!source.hasProperties())
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return;
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transfer(source.getPropertiesMap(), destination, tranferPropertiesPrefix);
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}
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public static void transferProperties(JRPropertiesMap source, JRPropertiesHolder destination, String tranferPropertiesPrefix) {
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if (source == null || !source.hasProperties())
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return;
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transfer(source, destination, tranferPropertiesPrefix);
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}
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protected static void transfer(JRPropertiesMap source, JRPropertiesHolder destination, String tranferPropertiesPrefix) {
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List transferPrefixProps = getProperties(tranferPropertiesPrefix);
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for (Iterator prefixIt = transferPrefixProps.iterator(); prefixIt.hasNext(); ) {
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PropertySuffix transferPrefixProp = prefixIt.next();
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String transferPrefix = transferPrefixProp.getValue();
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if (transferPrefix != null && transferPrefix.length() > 0) {
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List transferProps = getProperties(source, transferPrefix);
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for (Iterator propIt = transferProps.iterator(); propIt.hasNext(); ) {
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PropertySuffix property = propIt.next();
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String value = property.getValue();
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destination.getPropertiesMap().setProperty(property.getKey(), value);
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}
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}
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}
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}
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}
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