001: /*--
002:
003: Copyright (C) 2002-2005 Adrian Price.
004: All rights reserved.
005:
006: Redistribution and use in source and binary forms, with or without
007: modification, are permitted provided that the following conditions
008: are met:
009:
010: 1. Redistributions of source code must retain the above copyright
011: notice, this list of conditions, and the following disclaimer.
012:
013: 2. Redistributions in binary form must reproduce the above copyright
014: notice, this list of conditions, and the disclaimer that follows
015: these conditions in the documentation and/or other materials
016: provided with the distribution.
017:
018: 3. The names "OBE" and "Open Business Engine" must not be used to
019: endorse or promote products derived from this software without prior
020: written permission. For written permission, please contact
021: adrianprice@sourceforge.net.
022:
023: 4. Products derived from this software may not be called "OBE" or
024: "Open Business Engine", nor may "OBE" or "Open Business Engine"
025: appear in their name, without prior written permission from
026: Adrian Price (adrianprice@users.sourceforge.net).
027:
028: THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
029: WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
030: OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
031: DISCLAIMED. IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT,
032: INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
033: (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
034: SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
035: HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
036: STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
037: IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
038: POSSIBILITY OF SUCH DAMAGE.
039:
040: For more information on OBE, please see
041: <http://obe.sourceforge.net/>.
042:
043: */
044:
045: package org.obe.xpdl.model.misc;
046:
047: import org.obe.util.AbstractBean;
048: import org.obe.xpdl.PackageVisitor;
049: import org.obe.xpdl.XPDLMessages;
050: import org.obe.xpdl.model.XPDLProperties;
051: import org.obe.xpdl.model.data.ActualParameter;
052:
053: import java.beans.PropertyVetoException;
054:
055: /**
056: * Describes the invocation interface for a service.
057: *
058: * @author Adrian Price
059: */
060: public abstract class Invocation extends AbstractBean {
061: public static final String ACTUAL_PARAMETER = XPDLProperties.ACTUAL_PARAMETER;
062: public static final String ID = XPDLProperties.ID;
063: private static final ActualParameter[] EMPTY_ACTUAL_PARM = {};
064: private static final String[] _indexedPropertyNames = { ACTUAL_PARAMETER };
065: private static final Object[] _indexedPropertyValues = { EMPTY_ACTUAL_PARM };
066: private static final int ACTUAL_PARAMETER_IDX = 0;
067:
068: protected String _id;
069: protected ActualParameter[] _actualParameter = EMPTY_ACTUAL_PARM;
070:
071: protected Invocation() {
072: super (_indexedPropertyNames, _indexedPropertyValues);
073: }
074:
075: protected Invocation(String id) {
076: super (_indexedPropertyNames, _indexedPropertyValues);
077: _id = id;
078: }
079:
080: protected void accept(PackageVisitor visitor) {
081: for (int i = 0; i < _actualParameter.length; i++)
082: _actualParameter[i].accept(visitor);
083: }
084:
085: /**
086: * Gets the object's XPDL ID.
087: *
088: * @return The XPDL ID.
089: */
090: public final String getId() {
091: return _id;
092: }
093:
094: /**
095: * Set the object's XPDL ID.
096: *
097: * @param id The new ID
098: */
099: public final void setId(String id) {
100: if (id == null)
101: throw new IllegalArgumentException(
102: XPDLMessages.ID_CANNOT_BE_NULL);
103: _id = id;
104: }
105:
106: public final void add(ActualParameter actualParameter)
107: throws PropertyVetoException {
108:
109: _actualParameter = (ActualParameter[]) add(
110: ACTUAL_PARAMETER_IDX, actualParameter);
111: }
112:
113: public final void remove(ActualParameter actualParameter)
114: throws PropertyVetoException {
115:
116: _actualParameter = (ActualParameter[]) remove(
117: ACTUAL_PARAMETER_IDX, actualParameter);
118: }
119:
120: /**
121: * Get a list of actual parameters. Actual parameters are just Strings
122: * which are expressions or names of fields in the workflow relevant data.
123: *
124: * @return A List of actual parameters
125: */
126: public final ActualParameter[] getActualParameter() {
127: return (ActualParameter[]) get(ACTUAL_PARAMETER_IDX);
128: }
129:
130: public final ActualParameter getActualParameter(int i) {
131: return _actualParameter[i];
132: }
133:
134: public final void setActualParameter(
135: ActualParameter[] actualParameters)
136: throws PropertyVetoException {
137:
138: set(
139: ACTUAL_PARAMETER_IDX,
140: _actualParameter = actualParameters == null ? EMPTY_ACTUAL_PARM
141: : actualParameters);
142: }
143:
144: public final void setActualParameter(int i,
145: ActualParameter actualParameter)
146: throws PropertyVetoException {
147:
148: set(ACTUAL_PARAMETER_IDX, i, actualParameter);
149: }
150: }
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