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/*
* Copyright 2004-2011 H2 Group.
* Copyright 2011 James Moger.
*
* 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 com.iciql;
import com.iciql.util.Utils;
/**
* This class represents an incomplete condition.
*
* @param <A>
* the incomplete condition data type
*/
public class TestCondition<A> {
private A x;
public TestCondition(A x) {
this.x = x;
}
public Boolean is(A y) {
Boolean o = Utils.newObject(Boolean.class);
return Db.registerToken(o, new Function("=", x, y) {
public <T> void appendSQL(SQLStatement stat, Query<T> query) {
stat.appendSQL("(");
query.appendSQL(stat, null, x[0]);
stat.appendSQL(" = ");
query.appendSQL(stat, x[0], x[1]);
stat.appendSQL(")");
}
});
}
public Boolean exceeds(A y) {
Boolean o = Utils.newObject(Boolean.class);
return Db.registerToken(o, new Function(">", x, y) {
public <T> void appendSQL(SQLStatement stat, Query<T> query) {
stat.appendSQL("(");
query.appendSQL(stat, null, x[0]);
stat.appendSQL(" > ");
query.appendSQL(stat, x[0], x[1]);
stat.appendSQL(")");
}
});
}
public Boolean atLeast(A y) {
Boolean o = Utils.newObject(Boolean.class);
return Db.registerToken(o, new Function(">=", x, y) {
public <T> void appendSQL(SQLStatement stat, Query<T> query) {
stat.appendSQL("(");
query.appendSQL(stat, null, x[0]);
stat.appendSQL(" >= ");
query.appendSQL(stat, x[0], x[1]);
stat.appendSQL(")");
}
});
}
public Boolean lessThan(A y) {
Boolean o = Utils.newObject(Boolean.class);
return Db.registerToken(o, new Function("<", x, y) {
public <T> void appendSQL(SQLStatement stat, Query<T> query) {
stat.appendSQL("(");
query.appendSQL(stat, null, x[0]);
stat.appendSQL(" < ");
query.appendSQL(stat, x[0], x[1]);
stat.appendSQL(")");
}
});
}
public Boolean atMost(A y) {
Boolean o = Utils.newObject(Boolean.class);
return Db.registerToken(o, new Function("<=", x, y) {
public <T> void appendSQL(SQLStatement stat, Query<T> query) {
stat.appendSQL("(");
query.appendSQL(stat, null, x[0]);
stat.appendSQL(" <= ");
query.appendSQL(stat, x[0], x[1]);
stat.appendSQL(")");
}
});
}
public Boolean like(A pattern) {
Boolean o = Utils.newObject(Boolean.class);
return Db.registerToken(o, new Function("LIKE", x, pattern) {
public <T> void appendSQL(SQLStatement stat, Query<T> query) {
stat.appendSQL("(");
query.appendSQL(stat, null, x[0]);
stat.appendSQL(" LIKE ");
query.appendSQL(stat, x[0], x[1]);
stat.appendSQL(")");
}
});
}
}
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