001: /*
002: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
003: *
004: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
005: *
006: * The contents of this file are subject to the terms of either the GNU
007: * General Public License Version 2 only ("GPL") or the Common
008: * Development and Distribution License("CDDL") (collectively, the
009: * "License"). You may not use this file except in compliance with the
010: * License. You can obtain a copy of the License at
011: * http://www.netbeans.org/cddl-gplv2.html
012: * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
013: * specific language governing permissions and limitations under the
014: * License. When distributing the software, include this License Header
015: * Notice in each file and include the License file at
016: * nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
017: * particular file as subject to the "Classpath" exception as provided
018: * by Sun in the GPL Version 2 section of the License file that
019: * accompanied this code. If applicable, add the following below the
020: * License Header, with the fields enclosed by brackets [] replaced by
021: * your own identifying information:
022: * "Portions Copyrighted [year] [name of copyright owner]"
023: *
024: * Contributor(s):
025: *
026: * The Original Software is NetBeans. The Initial Developer of the Original
027: * Software is Sun Microsystems, Inc. Portions Copyright 1997-2007 Sun
028: * Microsystems, Inc. All Rights Reserved.
029: *
030: * If you wish your version of this file to be governed by only the CDDL
031: * or only the GPL Version 2, indicate your decision by adding
032: * "[Contributor] elects to include this software in this distribution
033: * under the [CDDL or GPL Version 2] license." If you do not indicate a
034: * single choice of license, a recipient has the option to distribute
035: * your version of this file under either the CDDL, the GPL Version 2 or
036: * to extend the choice of license to its licensees as provided above.
037: * However, if you add GPL Version 2 code and therefore, elected the GPL
038: * Version 2 license, then the option applies only if the new code is
039: * made subject to such option by the copyright holder.
040: */
041: package org.netbeans.modules.mashup.db.ui.model;
042:
043: import java.util.Iterator;
044:
045: import org.netbeans.modules.mashup.db.common.PropertyKeys;
046: import org.netbeans.modules.mashup.db.model.FlatfileDBColumn;
047: import org.netbeans.modules.mashup.db.model.FlatfileDBTable;
048:
049: /**
050: * Concrete bean wrapper implementation for fixed-width instances of FlatfileDBTable,
051: * exposing read-only properties for display in a Flatfile DB property sheet. <br>
052: * <br>
053: * TODO Extend to a mutable class (adding setters as required) to allow editing of Flat
054: * file database definition properties.
055: *
056: * @author Jonathan Giron
057: * @version $Revision$
058: */
059: public class FixedWidthFlatfile extends FlatfileTable {
060: /**
061: * Creates new instance of FixedWidthFlatfile, wrapping the given FlatfileDBTable
062: * instance.
063: *
064: * @param dbTable FlatfileDBTable instance (fixed-width type) to be wrapped.
065: */
066: public FixedWidthFlatfile(FlatfileDBTable dbTable) {
067: super (dbTable);
068: }
069:
070: /**
071: * Gets number of bytes at start of flatfile to be regarded as header information to
072: * be skipped by the parser.
073: *
074: * @return Integer representing number of bytes at start to be regarded as header
075: * information.
076: */
077: public Integer getHeaderBytesOffset() {
078: String valStr = getProperty(PropertyKeys.HEADERBYTESOFFSET);
079: return (valStr != null) ? Integer.valueOf(valStr)
080: : FlatfileTable.ZERO;
081: }
082:
083: /**
084: * Gets total record length for this file, accumulating the value from
085: * precision/length values of all fields in the table.
086: *
087: * @return Integer representing record length
088: */
089: public Integer getRecordLength() {
090: Iterator iter = getSource().getColumnList().iterator();
091:
092: int length = 0;
093: while (iter.hasNext()) {
094: FlatfileDBColumn column = (FlatfileDBColumn) iter.next();
095: length += column.getPrecision();
096: }
097:
098: return (length != 0) ? new Integer(length) : FlatfileTable.ZERO;
099: }
100: }
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