98 lines
2.6 KiB
Plaintext
98 lines
2.6 KiB
Plaintext
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package slangc.sdk;
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import slangc.streams.FileInput;
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import slangc.streams.File;
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import slangc.parser.Source;
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public class UnicodeSource extends Source {
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int[] source;
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public UnicodeSource(File file) throws Error {
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this(file.path(), file);
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}
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public UnicodeSource(String filename, File file) throws Error {
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super(filename);
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FileInput is = file.openInput();
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byte[] fileData = new byte[(int) file.size()];
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int ln = is.read(fileData);
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//System.out.println("Read " + i + " bytes from " + file);
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is.close();
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// This is a lot easier in Slang since the String class handles both 8-bit and 32-bit conversions naturally:
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//Log.line("About to construct...");
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String strsource = String.construct(fileData); // This will assume a standard 8-bit encoding (compressed characters)
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//Log.line("Done constructing!");
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source = strsource.ints(); // This will assume a standard 32-bit encoding (one value per character)
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//String strsource = new String(fileData, "UTF-8");
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//int ncp = strsource.codePointCount(0, strsource.length());
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//source = new int[ncp];
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//int cpi = 0;
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//int i = 0;
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//while (i < strsource.length()) {
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// if (cpi >= ncp) {
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// throw new Error("Unicode error: Number of characters (at least " + cpi + ") is greater than number of expected characters ("+ncp+")");
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// }
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// int cp = strsource.codePointAt(i);
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// int cpl = Character.toChars(cp).length;
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// source[cpi] = cp;
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// i += cpl;
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// cpi++;
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//}
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//source = this.source.replace("\r\n", "\n");
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//System.out.println("GOT:\n" + source);
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}
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public UnicodeSource(String filename, int[] source) {
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super(filename);
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this.source = source;
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}
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public UnicodeSource(int[] source) {
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this.source = source;
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}
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@Override
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public int getIndexLength() {
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return source.length;
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}
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@Override
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public int getCharacter(int index) {
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if (isIndexWithinBounds(index)) {
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return source[index];
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} else {
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return 0;
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}
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}
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/*
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int lastidx = 0;
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int lastlen = 0;
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String laststr = null;
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public String getString(int index, int len) {
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if (index == lastidx && len == lastlen) {
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return laststr;
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} else {
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lastidx = index;
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lastlen = len;
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laststr = super.getString(index, len);
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return laststr;
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}
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}*/
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public String getString(int index, int len) {
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if (index + len > source.length) {
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return super.getString(index, len);
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}
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int[] vals = new int[len];
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for (int i = 0; i < len; i++) {
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vals[i] = source[index+i];
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}
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return String.construct(vals);
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}
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@Override
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public int getNextIndex(int currentIndex) {
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return currentIndex + 1;
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}
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}
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