63 lines
1.5 KiB
Java
63 lines
1.5 KiB
Java
package com.moparisthebest.jdbc;
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import java.sql.Connection;
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import java.util.*;
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import static com.moparisthebest.jdbc.util.InListUtil.defaultMaxSize;
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import static com.moparisthebest.jdbc.util.InListUtil.toInList;
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import static com.moparisthebest.jdbc.util.InListUtil.toNotInList;
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/**
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* Created by mopar on 4/29/15.
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*/
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public class BindInList implements InList {
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private static final InList instance = new BindInList();
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public static InList instance() {
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return instance;
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}
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private final int maxSize;
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public BindInList(final int maxSize) {
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this.maxSize = maxSize;
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}
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protected BindInList() {
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this(defaultMaxSize);
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}
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@Override
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public InList instance(Connection conn) {
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return this;
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}
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public <T> InListObject inList(final Connection conn, final String columnName, final Collection<T> values) {
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return values == null || values.isEmpty() ? InListObject.inEmpty : new BindInListObject(
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toInList(columnName, values, this.maxSize),
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values.toArray()
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);
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}
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public <T> InListObject notInList(final Connection conn, final String columnName, final Collection<T> values) {
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return values == null || values.isEmpty() ? InListObject.notInEmpty : new BindInListObject(
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toNotInList(columnName, values, this.maxSize),
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values.toArray()
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);
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}
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class BindInListObject extends InListObject {
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private final Object[] bindObjects;
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public BindInListObject(final String sql, final Object[] bindObjects) {
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super(sql);
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this.bindObjects = bindObjects;
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}
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public Object[] getBindObjects() {
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return bindObjects;
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}
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}
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}
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