01: package org.drools.spi;
02:
03: /*
04: * Copyright 2005 JBoss Inc
05: *
06: * Licensed under the Apache License, Version 2.0 (the "License");
07: * you may not use this file except in compliance with the License.
08: * You may obtain a copy of the License at
09: *
10: * http://www.apache.org/licenses/LICENSE-2.0
11: *
12: * Unless required by applicable law or agreed to in writing, software
13: * distributed under the License is distributed on an "AS IS" BASIS,
14: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15: * See the License for the specific language governing permissions and
16: * limitations under the License.
17: */
18:
19: import java.io.Serializable;
20:
21: public interface FieldValue extends Serializable {
22:
23: public Object getValue();
24:
25: public char getCharValue();
26:
27: public int getIntValue();
28:
29: public byte getByteValue();
30:
31: public short getShortValue();
32:
33: public long getLongValue();
34:
35: public float getFloatValue();
36:
37: public double getDoubleValue();
38:
39: public boolean getBooleanValue();
40:
41: public boolean isNull();
42:
43: public boolean isBooleanField();
44:
45: public boolean isIntegerNumberField();
46:
47: public boolean isFloatNumberField();
48:
49: public boolean isObjectField();
50:
51: /**
52: * Returns true if the given field value implements the Collection interface
53: * @return
54: */
55: public boolean isCollectionField();
56:
57: }
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