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/*
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/*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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*
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*
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* Copyright 2011 OpenConcerto, by ILM Informatique. All rights reserved.
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* Copyright 2011-2019 OpenConcerto, by ILM Informatique. All rights reserved.
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*
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*
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* The contents of this file are subject to the terms of the GNU General Public License Version 3
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* The contents of this file are subject to the terms of the GNU General Public License Version 3
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* only ("GPL"). You may not use this file except in compliance with the License. You can obtain a
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* only ("GPL"). You may not use this file except in compliance with the License. You can obtain a
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* copy of the License at http://www.gnu.org/licenses/gpl-3.0.html See the License for the specific
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* copy of the License at http://www.gnu.org/licenses/gpl-3.0.html See the License for the specific
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* language governing permissions and limitations under the License.
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* language governing permissions and limitations under the License.
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* @param p a path.
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* @param p a path.
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* @return the name of the field of the last referent step, <code>null</code> if it doesn't
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* @return the name of the field of the last referent step, <code>null</code> if it doesn't
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* exist.
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* exist.
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*/
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*/
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public static String getLastReferentField(final Path p) {
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public static String getLastReferentField(final Path p) {
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final Step lastRefStep = getLastReferentStep(p);
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return lastRefStep == null ? null : lastRefStep.getSingleField().getName();
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}
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public static Step getLastReferentStep(final Path p) {
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final Step lastStep = p.length() == 0 ? null : p.getStep(-1);
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final Step lastStep = p.length() == 0 ? null : p.getStep(-1);
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final boolean lastIsForeign = lastStep == null || lastStep.getDirection() == Direction.FOREIGN;
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final boolean lastIsForeign = lastStep == null || lastStep.getDirection() == Direction.FOREIGN;
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return lastIsForeign ? null : lastStep.getSingleField().getName();
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return lastIsForeign ? null : lastStep;
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}
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}
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private final ITableModel model;
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private final ITableModel model;
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// only accessed within this queue
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// only accessed within this queue
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SearchSpec search;
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SearchSpec search;
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