X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src2%2Fjavajs%2Futil%2FXmlUtil.java;fp=src2%2Fjavajs%2Futil%2FXmlUtil.java;h=3e30e4b0cc84f867ff8f62ffe00dc34c11ec530c;hb=665d2c2f4c1310e6985b93b7c2c8a8eec2fa9086;hp=0000000000000000000000000000000000000000;hpb=0e684f72690bd6532272a39ab6c188a27559fd09;p=jalview.git
diff --git a/src2/javajs/util/XmlUtil.java b/src2/javajs/util/XmlUtil.java
new file mode 100644
index 0000000..3e30e4b
--- /dev/null
+++ b/src2/javajs/util/XmlUtil.java
@@ -0,0 +1,171 @@
+/* $RCSfile$
+ * $Author$
+ * $Date$
+ * $Revision$
+ *
+ * Some portions of this file have been modified by Robert Hanson hansonr.at.stolaf.edu 2012-2017
+ * for use in SwingJS via transpilation into JavaScript using Java2Script.
+ *
+ * Copyright (C) 2006 The Jmol Development Team
+ *
+ * Contact: jmol-developers@lists.sf.net
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+ */
+
+package javajs.util;
+
+/**
+ * A very simplistic XML generator
+ */
+
+public class XmlUtil {
+
+ public XmlUtil() {
+ // Jmol's PropertyManager and JvxlCoder classes use reflection
+ }
+ public static void openDocument(SB data) {
+ data.append("\n");
+ }
+
+ public static void openTag(SB sb, String name) {
+ sb.append("<").append(name).append(">\n");
+ }
+
+ public static void openTagAttr(SB sb, String name, Object[] attributes) {
+ appendTagAll(sb, name, attributes, null, false, false);
+ sb.append("\n");
+ }
+
+ public static void closeTag(SB sb, String name) {
+ sb.append("").append(name).append(">\n");
+ }
+
+ public static void appendTagAll(SB sb, String name,
+ Object[] attributes, Object data,
+ boolean isCdata, boolean doClose) {
+ String closer = ">";
+ if (name.endsWith("/")){
+ name = name.substring(0, name.length() - 1);
+ if (data == null) {
+ closer = "/>\n";
+ doClose = false;
+ }
+ }
+ sb.append("<").append(name);
+ if (attributes != null)
+ for (int i = 0; i < attributes.length; i++) {
+ Object o = attributes[i];
+ if (o == null)
+ continue;
+ if (o instanceof Object[])
+ for (int j = 0; j < ((Object[]) o).length; j+= 2)
+ appendAttrib(sb, ((Object[]) o)[j], ((Object[]) o)[j + 1]);
+ else
+ appendAttrib(sb, o, attributes[++i]);
+ }
+ sb.append(closer);
+ if (data != null) {
+ if (isCdata)
+ data = wrapCdata(data);
+ sb.appendO(data);
+ }
+ if (doClose)
+ closeTag(sb, name);
+ }
+
+ /**
+ * wrap the string as character data, with replacements for [ noted
+ * as a list starting with * after the CDATA termination
+ *
+ * @param data
+ * @return wrapped text
+ */
+ public static String wrapCdata(Object data) {
+ String s = "" + data;
+ return (s.indexOf("&") < 0 && s.indexOf("<") < 0 ? (s.startsWith("\n") ? "" : "\n") + s
+ : "", "]]]]>") + "]]>");
+ }
+
+ /**
+ * standard data"
+ *
+ * @param sb
+ * @param name
+ * @param attributes
+ * @param data
+ */
+ public static void appendTagObj(SB sb, String name,
+ Object[] attributes, Object data) {
+ appendTagAll(sb, name, attributes, data, false, true);
+ }
+
+ /**
+ * standard data"
+ * standard "
+ *
+ * @param sb
+ * @param name
+ * @param data
+ */
+ public static void appendTag(SB sb, String name, Object data) {
+ if (data instanceof Object[])
+ appendTagAll(sb, name, (Object[]) data, null, false, true);
+ else
+ appendTagAll(sb, name, null, data, false, true);
+ }
+
+ /**
+ * "
+ *
+ * will convert ]]> to ]] >
+ *
+ * @param sb
+ * @param name
+ * @param attributes
+ * @param data
+ */
+ public static void appendCdata(SB sb, String name,
+ Object[] attributes, String data) {
+ appendTagAll(sb, name, attributes, data, true, true);
+ }
+
+ /**
+ *
+ * @param sb
+ * @param name
+ * @param value
+ */
+ public static void appendAttrib(SB sb, Object name, Object value) {
+ if (value == null)
+ return;
+
+ // note: <&" are disallowed but not checked for here
+
+ sb.append(" ").appendO(name).append("=\"").appendO(value).append("\"");
+ }
+
+// /**
+// * @param s
+// * @return unwrapped text
+// */
+// public static String unwrapCdata(String s) {
+// return (s.startsWith("") ?
+// PT.rep(s.substring(9, s.length()-3),"]]]]>", "]]>") : s);
+// }
+//
+
+}