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Spring Framework example source code file (AbstractInterruptibleBatchPreparedStatementSetter.java)
The Spring Framework AbstractInterruptibleBatchPreparedStatementSetter.java source code/* * Copyright 2002-2007 the original author or authors. * * 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 org.springframework.jdbc.core.support; import java.sql.PreparedStatement; import java.sql.SQLException; import org.springframework.jdbc.core.InterruptibleBatchPreparedStatementSetter; /** * Abstract implementation of the {@link InterruptibleBatchPreparedStatementSetter} * interface, combining the check for available values and setting of those * into a single callback method {@link #setValuesIfAvailable}. * * @author Juergen Hoeller * @since 2.0 * @see #setValuesIfAvailable */ public abstract class AbstractInterruptibleBatchPreparedStatementSetter implements InterruptibleBatchPreparedStatementSetter { private boolean exhausted; /** * This implementation calls {@link #setValuesIfAvailable} * and sets this instance's exhaustion flag accordingly. */ public final void setValues(PreparedStatement ps, int i) throws SQLException { this.exhausted = !setValuesIfAvailable(ps, i); } /** * This implementation return this instance's current exhaustion flag. */ public final boolean isBatchExhausted(int i) { return this.exhausted; } /** * This implementation returns <code>Integer.MAX_VALUE. * Can be overridden in subclasses to lower the maximum batch size. */ public int getBatchSize() { return Integer.MAX_VALUE; } /** * Check for available values and set them on the given PreparedStatement. * If no values are available anymore, return <code>false. * @param ps PreparedStatement we'll invoke setter methods on * @param i index of the statement we're issuing in the batch, starting from 0 * @return whether there were values to apply (that is, whether the applied * parameters should be added to the batch and this method should be called * for a further iteration) * @throws SQLException if a SQLException is encountered * (i.e. there is no need to catch SQLException) */ protected abstract boolean setValuesIfAvailable(PreparedStatement ps, int i) throws SQLException; } Other Spring Framework examples (source code examples)Here is a short list of links related to this Spring Framework AbstractInterruptibleBatchPreparedStatementSetter.java source code file: |
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