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io.shardingsphere.shardingjdbc.jdbc.adapter.AbstractShardingPreparedStatementAdapter Maven / Gradle / Ivy
/*
* Copyright 2016-2018 shardingsphere.io.
*
* 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.shardingsphere.shardingjdbc.jdbc.adapter;
import io.shardingsphere.shardingjdbc.jdbc.adapter.invocation.SetParameterMethodInvocation;
import io.shardingsphere.shardingjdbc.jdbc.unsupported.AbstractUnsupportedOperationPreparedStatement;
import lombok.Getter;
import lombok.SneakyThrows;
import java.io.InputStream;
import java.io.Reader;
import java.math.BigDecimal;
import java.net.URL;
import java.sql.Blob;
import java.sql.Clob;
import java.sql.Date;
import java.sql.PreparedStatement;
import java.sql.SQLXML;
import java.sql.Time;
import java.sql.Timestamp;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.LinkedList;
import java.util.List;
/**
* Sharding adapter for {@code PreparedStatement}.
*
* @author zhangliang
* @author maxiaoguang
*/
public abstract class AbstractShardingPreparedStatementAdapter extends AbstractUnsupportedOperationPreparedStatement {
private final List setParameterMethodInvocations = new LinkedList<>();
@Getter
private final List parameters = new ArrayList<>();
@Override
public final void setNull(final int parameterIndex, final int sqlType) {
setParameter(parameterIndex, null);
}
@Override
public final void setNull(final int parameterIndex, final int sqlType, final String typeName) {
setParameter(parameterIndex, null);
}
@Override
public final void setBoolean(final int parameterIndex, final boolean x) {
setParameter(parameterIndex, x);
}
@Override
public final void setByte(final int parameterIndex, final byte x) {
setParameter(parameterIndex, x);
}
@Override
public final void setShort(final int parameterIndex, final short x) {
setParameter(parameterIndex, x);
}
@Override
public final void setInt(final int parameterIndex, final int x) {
setParameter(parameterIndex, x);
}
@Override
public final void setLong(final int parameterIndex, final long x) {
setParameter(parameterIndex, x);
}
@Override
public final void setFloat(final int parameterIndex, final float x) {
setParameter(parameterIndex, x);
}
@Override
public final void setDouble(final int parameterIndex, final double x) {
setParameter(parameterIndex, x);
}
@Override
public final void setString(final int parameterIndex, final String x) {
setParameter(parameterIndex, x);
}
@Override
public final void setBigDecimal(final int parameterIndex, final BigDecimal x) {
setParameter(parameterIndex, x);
}
@Override
public final void setDate(final int parameterIndex, final Date x) {
setParameter(parameterIndex, x);
}
@Override
public final void setDate(final int parameterIndex, final Date x, final Calendar cal) {
setParameter(parameterIndex, x);
}
@Override
public final void setTime(final int parameterIndex, final Time x) {
setParameter(parameterIndex, x);
}
@Override
public final void setTime(final int parameterIndex, final Time x, final Calendar cal) {
setParameter(parameterIndex, x);
}
@Override
public final void setTimestamp(final int parameterIndex, final Timestamp x) {
setParameter(parameterIndex, x);
}
@Override
public final void setTimestamp(final int parameterIndex, final Timestamp x, final Calendar cal) {
setParameter(parameterIndex, x);
}
@Override
public final void setBytes(final int parameterIndex, final byte[] x) {
setParameter(parameterIndex, x);
}
@Override
public final void setBlob(final int parameterIndex, final Blob x) {
setParameter(parameterIndex, x);
}
@Override
public final void setBlob(final int parameterIndex, final InputStream x) {
setParameter(parameterIndex, x);
}
@Override
public final void setBlob(final int parameterIndex, final InputStream x, final long length) {
setParameter(parameterIndex, x);
}
@Override
public final void setClob(final int parameterIndex, final Clob x) {
setParameter(parameterIndex, x);
}
@Override
public final void setClob(final int parameterIndex, final Reader x) {
setParameter(parameterIndex, x);
}
@Override
public final void setClob(final int parameterIndex, final Reader x, final long length) {
setParameter(parameterIndex, x);
}
@Override
public final void setAsciiStream(final int parameterIndex, final InputStream x) {
setParameter(parameterIndex, x);
}
@Override
public final void setAsciiStream(final int parameterIndex, final InputStream x, final int length) {
setParameter(parameterIndex, x);
}
@Override
public final void setAsciiStream(final int parameterIndex, final InputStream x, final long length) {
setParameter(parameterIndex, x);
}
@Override
public final void setUnicodeStream(final int parameterIndex, final InputStream x, final int length) {
setParameter(parameterIndex, x);
}
@Override
public final void setBinaryStream(final int parameterIndex, final InputStream x) {
setParameter(parameterIndex, x);
}
@Override
public final void setBinaryStream(final int parameterIndex, final InputStream x, final int length) {
setParameter(parameterIndex, x);
}
@Override
public final void setBinaryStream(final int parameterIndex, final InputStream x, final long length) {
setParameter(parameterIndex, x);
}
@Override
public final void setCharacterStream(final int parameterIndex, final Reader x) {
setParameter(parameterIndex, x);
}
@Override
public final void setCharacterStream(final int parameterIndex, final Reader x, final int length) {
setParameter(parameterIndex, x);
}
@Override
public final void setCharacterStream(final int parameterIndex, final Reader x, final long length) {
setParameter(parameterIndex, x);
}
@Override
public final void setURL(final int parameterIndex, final URL x) {
setParameter(parameterIndex, x);
}
@Override
public final void setSQLXML(final int parameterIndex, final SQLXML x) {
setParameter(parameterIndex, x);
}
@Override
public final void setObject(final int parameterIndex, final Object x) {
setParameter(parameterIndex, x);
}
@Override
public final void setObject(final int parameterIndex, final Object x, final int targetSqlType) {
setParameter(parameterIndex, x);
}
@Override
public final void setObject(final int parameterIndex, final Object x, final int targetSqlType, final int scaleOrLength) {
setParameter(parameterIndex, x);
}
private void setParameter(final int parameterIndex, final Object value) {
if (parameters.size() == parameterIndex - 1) {
parameters.add(value);
return;
}
for (int i = parameters.size(); i <= parameterIndex - 1; i++) {
parameters.add(null);
}
parameters.set(parameterIndex - 1, value);
}
protected final void replaySetParameter(final PreparedStatement preparedStatement, final List parameters) {
setParameterMethodInvocations.clear();
addParameters(parameters);
for (SetParameterMethodInvocation each : setParameterMethodInvocations) {
each.invoke(preparedStatement);
}
}
private void addParameters(final List parameters) {
for (int i = 0; i < parameters.size(); i++) {
setParameter(new Class[]{int.class, Object.class}, i + 1, parameters.get(i));
}
}
@SneakyThrows
private void setParameter(final Class[] argumentTypes, final Object... arguments) {
setParameterMethodInvocations.add(new SetParameterMethodInvocation(PreparedStatement.class.getMethod("setObject", argumentTypes), arguments, arguments[1]));
}
@Override
public final void clearParameters() {
parameters.clear();
setParameterMethodInvocations.clear();
}
}
