-/*
- * Copyright (C) 2001, 2002 The Mir-coders group
- *
- * This file is part of Mir.
- *
- * Mir is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * Mir is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Mir; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * In addition, as a special exception, The Mir-coders gives permission to link
- * the code of this program with any library licensed under the Apache Software License,
- * The Sun (tm) Java Advanced Imaging library (JAI), The Sun JIMI library
- * (or with modified versions of the above that use the same license as the above),
- * and distribute linked combinations including the two. You must obey the
- * GNU General Public License in all respects for all of the code used other than
- * the above mentioned libraries. If you modify this file, you may extend this
- * exception to your version of the file, but you are not obligated to do so.
- * If you do not wish to do so, delete this exception statement from your version.
- */
-package mir.entity.adapter;
-
-import java.util.AbstractList;
-import java.util.List;
-import java.util.Vector;
-
-import mir.entity.EntityBrowser;
-
-public class EntityListAdapter extends AbstractList {
- private int skip;
- private int maximumLength;
- private EntityBrowser browser;
- private boolean exhausted = false;
- private boolean skipped = false;
-
- private List cache;
-
- protected EntityListAdapter(EntityBrowser aBrowser, int aSkip, int aMaximumLength) {
- browser = aBrowser;
- skip = aSkip;
- maximumLength = aMaximumLength;
- cache = new Vector();
- }
-
- protected EntityListAdapter(EntityBrowser aBrowser, int aMaximumLength) {
- this(aBrowser, 0, aMaximumLength);
- }
-
- protected EntityListAdapter(EntityBrowser aBrowser) {
- this(aBrowser, 0, -1);
- }
-
- private void skip() {
- int i;
-
- try {
- if (!skipped) {
- for(i=0; i<skip; i++)
- if (browser.hasNext())
- browser.next();
- }
- skipped=true;
- }
- catch (Throwable t) {
- throw new RuntimeException(t.getMessage());
- }
- }
-
- private void fetchNext() {
- try {
- if (!exhausted) {
- if (browser.hasNext())
- cache.add(browser.next());
-
- exhausted = !browser.hasNext() || (maximumLength>0 && cache.size()>=maximumLength) ;
- }
- }
- catch (Throwable t) {
- throw new RuntimeException(t.getMessage());
- }
-
- }
-
- private void exhaust() {
- skip();
-
- while (!exhausted)
- fetchNext();
- }
-
- private void fetchUntil(int anIndex) {
- skip();
-
- while (!exhausted && anIndex>=cache.size())
- fetchNext();
- }
-
- public int size() {
- exhaust();
-
- return cache.size();
- }
-
- public Object get(int anIndex) {
- fetchUntil(anIndex);
- return cache.get(anIndex);
- }
+/*\r
+ * Copyright (C) 2001, 2002 The Mir-coders group\r
+ *\r
+ * This file is part of Mir.\r
+ *\r
+ * Mir is free software; you can redistribute it and/or modify\r
+ * it under the terms of the GNU General Public License as published by\r
+ * the Free Software Foundation; either version 2 of the License, or\r
+ * (at your option) any later version.\r
+ *\r
+ * Mir is distributed in the hope that it will be useful,\r
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of\r
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\r
+ * GNU General Public License for more details.\r
+ *\r
+ * You should have received a copy of the GNU General Public License\r
+ * along with Mir; if not, write to the Free Software\r
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA\r
+ *\r
+ * In addition, as a special exception, The Mir-coders gives permission to link\r
+ * the code of this program with any library licensed under the Apache Software License,\r
+ * The Sun (tm) Java Advanced Imaging library (JAI), The Sun JIMI library\r
+ * (or with modified versions of the above that use the same license as the above),\r
+ * and distribute linked combinations including the two. You must obey the\r
+ * GNU General Public License in all respects for all of the code used other than\r
+ * the above mentioned libraries. If you modify this file, you may extend this\r
+ * exception to your version of the file, but you are not obligated to do so.\r
+ * If you do not wish to do so, delete this exception statement from your version.\r
+ */\r
+package mir.entity.adapter;\r
+\r
+import java.util.AbstractList;\r
+import java.util.List;\r
+import java.util.Vector;\r
+\r
+import mir.entity.Entity;\r
+import mir.entity.EntityBrowser;\r
+\r
+public class EntityListAdapter extends AbstractList {\r
+ private int skip;\r
+ private int maximumLength;\r
+ private EntityBrowser browser;\r
+ private EntityAdapterModel model;\r
+ private String definition;\r
+ private boolean exhausted = false;\r
+ private boolean skipped = false;\r
+\r
+ private List cache;\r
+\r
+ protected EntityListAdapter(EntityAdapterModel aModel, String aDefinition, EntityBrowser aBrowser, int aSkip, int aMaximumLength) {\r
+ model = aModel;\r
+ definition = aDefinition;\r
+ browser = aBrowser;\r
+ skip = aSkip;\r
+ maximumLength = aMaximumLength;\r
+ cache = new Vector();\r
+ }\r
+\r
+ protected EntityListAdapter(EntityAdapterModel aModel, String aDefinition, EntityBrowser aBrowser, int aMaximumLength) {\r
+ this(aModel, aDefinition, aBrowser, 0, aMaximumLength);\r
+ }\r
+\r
+ protected EntityListAdapter(EntityAdapterModel aModel, String aDefinition, EntityBrowser aBrowser) {\r
+ this(aModel, aDefinition, aBrowser, 0, -1);\r
+ }\r
+\r
+ private void skip() {\r
+ int i;\r
+\r
+ try {\r
+ if (!skipped) {\r
+ for(i=0; i<skip; i++)\r
+ if (browser.hasNext())\r
+ browser.next();\r
+ }\r
+ skipped=true;\r
+ }\r
+ catch (Throwable t) {\r
+ throw new RuntimeException(t.getMessage());\r
+ }\r
+ }\r
+\r
+ private void fetchNext() {\r
+ try {\r
+ if (!exhausted) {\r
+ if (browser.hasNext())\r
+ cache.add(model.makeEntityAdapter(definition, (Entity) browser.next()));\r
+\r
+ exhausted = !browser.hasNext() || (maximumLength>0 && cache.size()>=maximumLength) ;\r
+ }\r
+ }\r
+ catch (Throwable t) {\r
+ throw new RuntimeException(t.getMessage());\r
+ }\r
+\r
+ }\r
+\r
+ private void exhaust() {\r
+ skip();\r
+\r
+ while (!exhausted)\r
+ fetchNext();\r
+ }\r
+\r
+ private void fetchUntil(int anIndex) {\r
+ skip();\r
+\r
+ while (!exhausted && anIndex>=cache.size())\r
+ fetchNext();\r
+ }\r
+\r
+ public int size() {\r
+ exhaust();\r
+\r
+ return cache.size();\r
+ }\r
+\r
+ public Object get(int anIndex) {\r
+ fetchUntil(anIndex);\r
+ return cache.get(anIndex);\r
+ }\r
}
\ No newline at end of file