io.logspace.agent.shaded.quartz.impl.jdbcjobstore.Util Maven / Gradle / Ivy
/*
* Copyright 2001-2009 Terracotta, Inc.
*
* Licensed 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 io.logspace.agent.shaded.quartz.impl.jdbcjobstore;
import java.beans.BeanInfo;
import java.beans.Introspector;
import java.beans.PropertyDescriptor;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.text.MessageFormat;
import java.util.Locale;
import io.logspace.agent.shaded.quartz.JobPersistenceException;
/**
*
* This class contains utility functions for use in all delegate classes.
*
*
* @author Jeffrey Wescott
*/
public final class Util {
/**
* Private constructor because this is a pure utility class.
*/
private Util() {
}
/*
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*
* Interface.
*
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
/**
*
* Replace the table prefix in a query by replacing any occurrences of
* "{0}" with the table prefix.
*
*
* @param query
* the unsubstitued query
* @param tablePrefix
* the table prefix
* @return the query, with proper table prefix substituted
*/
public static String rtp(String query, String tablePrefix, String schedNameLiteral) {
return MessageFormat.format(query, new Object[]{tablePrefix, schedNameLiteral});
}
/**
*
* Obtain a unique key for a given job.
*
*
* @param jobName
* the job name
* @param groupName
* the group containing the job
* @return a unique String key
*/
static String getJobNameKey(String jobName, String groupName) {
return (groupName + "_$x$x$_" + jobName).intern();
}
/**
*
* Obtain a unique key for a given trigger.
*
*
* @param triggerName
* the trigger name
* @param groupName
* the group containing the trigger
* @return a unique String key
*/
static String getTriggerNameKey(String triggerName, String groupName) {
return (groupName + "_$x$x$_" + triggerName).intern();
}
/**
* Cleanup helper method that closes the given ResultSet
* while ignoring any errors.
*/
public static void closeResultSet(ResultSet rs) {
if (null != rs) {
try {
rs.close();
} catch (SQLException ignore) {
}
}
}
/**
* Cleanup helper method that closes the given Statement
* while ignoring any errors.
*/
public static void closeStatement(Statement statement) {
if (null != statement) {
try {
statement.close();
} catch (SQLException ignore) {
}
}
}
public static void setBeanProps(Object obj, String[] propNames, Object[] propValues) throws JobPersistenceException {
if(propNames == null || propNames.length == 0)
return;
if(propNames.length != propValues.length)
throw new IllegalArgumentException("propNames[].lenght != propValues[].length");
String name = null;
try {
BeanInfo bi = Introspector.getBeanInfo(obj.getClass());
PropertyDescriptor[] propDescs = bi.getPropertyDescriptors();
for(int i=0; i < propNames.length; i++) {
name = propNames[i];
String c = name.substring(0, 1).toUpperCase(Locale.US);
String methName = "set" + c + name.substring(1);
java.lang.reflect.Method setMeth = getSetMethod(methName, propDescs);
if (setMeth == null) {
throw new NoSuchMethodException(
"No setter for property '" + name + "'");
}
Class[] params = setMeth.getParameterTypes();
if (params.length != 1) {
throw new NoSuchMethodException(
"No 1-argument setter for property '" + name + "'");
}
setMeth.invoke(obj, new Object[]{ propValues[i] });
}
}
catch(Exception e) {
throw new JobPersistenceException(
"Unable to set property named: " + name +" of object of type: " + obj.getClass().getCanonicalName(),
e);
}
}
private static java.lang.reflect.Method getSetMethod(String name, PropertyDescriptor[] props) {
for (int i = 0; i < props.length; i++) {
java.lang.reflect.Method wMeth = props[i].getWriteMethod();
if (wMeth != null && wMeth.getName().equals(name)) {
return wMeth;
}
}
return null;
}
}
// EOF