/jboss-as-7.1.1.Final/cmp/src/main/java/org/jboss/as/cmp/jdbc/metadata/JDBCAutomaticQueryMetaData.java
Java | 127 lines | 41 code | 14 blank | 72 comment | 1 complexity | 206b532ae73d1b336380ef212f490c14 MD5 | raw file
Possible License(s): LGPL-2.1, Apache-2.0
- /*
- * JBoss, Home of Professional Open Source.
- * Copyright 2008, Red Hat Middleware LLC, and individual contributors
- * as indicated by the @author tags. See the copyright.txt file in the
- * distribution for a full listing of individual contributors.
- *
- * This is free software; you can redistribute it and/or modify it
- * under the terms of the GNU Lesser General Public License as
- * published by the Free Software Foundation; either version 2.1 of
- * the License, or (at your option) any later version.
- *
- * This software 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
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this software; if not, write to the Free
- * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
- */
- package org.jboss.as.cmp.jdbc.metadata;
- import java.lang.reflect.Method;
- /**
- * This immutable class contains information about an automatically generated
- * query. This class is a place holder used to make an automatically generated
- * query look more like a user specified query. This class only contains a
- * reference to the method used to invoke this query.
- *
- * @author <a href="mailto:dain@daingroup.com">Dain Sundstrom</a>
- * @author <a href="sebastien.alborini@m4x.org">Sebastien Alborini</a>
- * @version $Revision: 81030 $
- */
- public final class JDBCAutomaticQueryMetaData implements JDBCQueryMetaData {
- /**
- * A reference to the method which invokes this query.
- */
- private final Method method;
- /**
- * Read ahead meta data.
- */
- private final JDBCReadAheadMetaData readAhead;
- private final Class compiler;
- private final boolean lazyResultSetLoading;
- /**
- * Constructs a JDBCAutomaticQueryMetaData which is invoked by the specified
- * method.
- *
- * @param method the method which invokes this query
- * @readAhead Read ahead meta data.
- */
- public JDBCAutomaticQueryMetaData(Method method, JDBCReadAheadMetaData readAhead, Class qlCompiler, boolean lazyResultSetLoading) {
- this.method = method;
- this.readAhead = readAhead;
- this.compiler = qlCompiler;
- this.lazyResultSetLoading = lazyResultSetLoading;
- }
- public Method getMethod() {
- return method;
- }
- public boolean isResultTypeMappingLocal() {
- return false;
- }
- /**
- * Gets the read ahead metadata for the query.
- *
- * @return the read ahead metadata for the query.
- */
- public JDBCReadAheadMetaData getReadAhead() {
- return readAhead;
- }
- public Class getQLCompilerClass() {
- return compiler;
- }
- public boolean isLazyResultSetLoading() {
- return lazyResultSetLoading;
- }
- /**
- * Compares this JDBCAutomaticQueryMetaData against the specified object. Returns
- * true if the objects are the same. Two JDBCAutomaticQueryMetaData are the same
- * if they are both invoked by the same method.
- *
- * @param o the reference object with which to compare
- * @return true if this object is the same as the object argument; false otherwise
- */
- public boolean equals(Object o) {
- if (o instanceof JDBCAutomaticQueryMetaData) {
- return ((JDBCAutomaticQueryMetaData) o).method.equals(method);
- }
- return false;
- }
- /**
- * Returns a hashcode for this JDBCAutomaticQueryMetaData. The hashcode is computed
- * by the method which invokes this query.
- *
- * @return a hash code value for this object
- */
- public int hashCode() {
- return method.hashCode();
- }
- /**
- * Returns a string describing this JDBCAutomaticQueryMetaData. The exact details
- * of the representation are unspecified and subject to change, but the following
- * may be regarded as typical:
- * <p/>
- * "[JDBCAutomaticQueryMetaData: method=public org.foo.User findByName(java.lang.String)]"
- *
- * @return a string representation of the object
- */
- public String toString() {
- return "[JDBCAutomaticQueryMetaData : method=" + method + "]";
- }
- }