X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.spreadsheet.graph%2Fsrc%2Forg%2Fsimantics%2Fspreadsheet%2Fgraph%2Fparser%2FSimpleCharStream.java;fp=bundles%2Forg.simantics.spreadsheet.graph%2Fsrc%2Forg%2Fsimantics%2Fspreadsheet%2Fgraph%2Fparser%2FSimpleCharStream.java;h=0000000000000000000000000000000000000000;hb=5c67a96d34fe904b8c4b0375cd08ff1d543bf369;hp=d504d68eb5f0102708e76cae323a75bdd8c49075;hpb=9a37dabc6c0212ed3e14499c88df3208cd06f9b0;p=simantics%2Fplatform.git diff --git a/bundles/org.simantics.spreadsheet.graph/src/org/simantics/spreadsheet/graph/parser/SimpleCharStream.java b/bundles/org.simantics.spreadsheet.graph/src/org/simantics/spreadsheet/graph/parser/SimpleCharStream.java deleted file mode 100644 index d504d68eb..000000000 --- a/bundles/org.simantics.spreadsheet.graph/src/org/simantics/spreadsheet/graph/parser/SimpleCharStream.java +++ /dev/null @@ -1,471 +0,0 @@ -/* Generated By:JavaCC: Do not edit this line. SimpleCharStream.java Version 5.0 */ -/* JavaCCOptions:STATIC=false,SUPPORT_CLASS_VISIBILITY_PUBLIC=true */ -package org.simantics.spreadsheet.graph.parser; - -/** - * An implementation of interface CharStream, where the stream is assumed to - * contain only ASCII characters (without unicode processing). - */ - -public class SimpleCharStream -{ -/** Whether parser is static. */ - public static final boolean staticFlag = false; - int bufsize; - int available; - int tokenBegin; -/** Position in buffer. */ - public int bufpos = -1; - protected int bufline[]; - protected int bufcolumn[]; - - protected int column = 0; - protected int line = 1; - - protected boolean prevCharIsCR = false; - protected boolean prevCharIsLF = false; - - protected java.io.Reader inputStream; - - protected char[] buffer; - protected int maxNextCharInd = 0; - protected int inBuf = 0; - protected int tabSize = 8; - - protected void setTabSize(int i) { tabSize = i; } - protected int getTabSize(int i) { return tabSize; } - - - protected void ExpandBuff(boolean wrapAround) - { - char[] newbuffer = new char[bufsize + 2048]; - int newbufline[] = new int[bufsize + 2048]; - int newbufcolumn[] = new int[bufsize + 2048]; - - try - { - if (wrapAround) - { - System.arraycopy(buffer, tokenBegin, newbuffer, 0, bufsize - tokenBegin); - System.arraycopy(buffer, 0, newbuffer, bufsize - tokenBegin, bufpos); - buffer = newbuffer; - - System.arraycopy(bufline, tokenBegin, newbufline, 0, bufsize - tokenBegin); - System.arraycopy(bufline, 0, newbufline, bufsize - tokenBegin, bufpos); - bufline = newbufline; - - System.arraycopy(bufcolumn, tokenBegin, newbufcolumn, 0, bufsize - tokenBegin); - System.arraycopy(bufcolumn, 0, newbufcolumn, bufsize - tokenBegin, bufpos); - bufcolumn = newbufcolumn; - - maxNextCharInd = (bufpos += (bufsize - tokenBegin)); - } - else - { - System.arraycopy(buffer, tokenBegin, newbuffer, 0, bufsize - tokenBegin); - buffer = newbuffer; - - System.arraycopy(bufline, tokenBegin, newbufline, 0, bufsize - tokenBegin); - bufline = newbufline; - - System.arraycopy(bufcolumn, tokenBegin, newbufcolumn, 0, bufsize - tokenBegin); - bufcolumn = newbufcolumn; - - maxNextCharInd = (bufpos -= tokenBegin); - } - } - catch (Throwable t) - { - throw new Error(t.getMessage()); - } - - - bufsize += 2048; - available = bufsize; - tokenBegin = 0; - } - - protected void FillBuff() throws java.io.IOException - { - if (maxNextCharInd == available) - { - if (available == bufsize) - { - if (tokenBegin > 2048) - { - bufpos = maxNextCharInd = 0; - available = tokenBegin; - } - else if (tokenBegin < 0) - bufpos = maxNextCharInd = 0; - else - ExpandBuff(false); - } - else if (available > tokenBegin) - available = bufsize; - else if ((tokenBegin - available) < 2048) - ExpandBuff(true); - else - available = tokenBegin; - } - - int i; - try { - if ((i = inputStream.read(buffer, maxNextCharInd, available - maxNextCharInd)) == -1) - { - inputStream.close(); - throw new java.io.IOException(); - } - else - maxNextCharInd += i; - return; - } - catch(java.io.IOException e) { - --bufpos; - backup(0); - if (tokenBegin == -1) - tokenBegin = bufpos; - throw e; - } - } - -/** Start. */ - public char BeginToken() throws java.io.IOException - { - tokenBegin = -1; - char c = readChar(); - tokenBegin = bufpos; - - return c; - } - - protected void UpdateLineColumn(char c) - { - column++; - - if (prevCharIsLF) - { - prevCharIsLF = false; - line += (column = 1); - } - else if (prevCharIsCR) - { - prevCharIsCR = false; - if (c == '\n') - { - prevCharIsLF = true; - } - else - line += (column = 1); - } - - switch (c) - { - case '\r' : - prevCharIsCR = true; - break; - case '\n' : - prevCharIsLF = true; - break; - case '\t' : - column--; - column += (tabSize - (column % tabSize)); - break; - default : - break; - } - - bufline[bufpos] = line; - bufcolumn[bufpos] = column; - } - -/** Read a character. */ - public char readChar() throws java.io.IOException - { - if (inBuf > 0) - { - --inBuf; - - if (++bufpos == bufsize) - bufpos = 0; - - return buffer[bufpos]; - } - - if (++bufpos >= maxNextCharInd) - FillBuff(); - - char c = buffer[bufpos]; - - UpdateLineColumn(c); - return c; - } - - @Deprecated - /** - * @deprecated - * @see #getEndColumn - */ - - public int getColumn() { - return bufcolumn[bufpos]; - } - - @Deprecated - /** - * @deprecated - * @see #getEndLine - */ - - public int getLine() { - return bufline[bufpos]; - } - - /** Get token end column number. */ - public int getEndColumn() { - return bufcolumn[bufpos]; - } - - /** Get token end line number. */ - public int getEndLine() { - return bufline[bufpos]; - } - - /** Get token beginning column number. */ - public int getBeginColumn() { - return bufcolumn[tokenBegin]; - } - - /** Get token beginning line number. */ - public int getBeginLine() { - return bufline[tokenBegin]; - } - -/** Backup a number of characters. */ - public void backup(int amount) { - - inBuf += amount; - if ((bufpos -= amount) < 0) - bufpos += bufsize; - } - - /** Constructor. */ - public SimpleCharStream(java.io.Reader dstream, int startline, - int startcolumn, int buffersize) - { - inputStream = dstream; - line = startline; - column = startcolumn - 1; - - available = bufsize = buffersize; - buffer = new char[buffersize]; - bufline = new int[buffersize]; - bufcolumn = new int[buffersize]; - } - - /** Constructor. */ - public SimpleCharStream(java.io.Reader dstream, int startline, - int startcolumn) - { - this(dstream, startline, startcolumn, 4096); - } - - /** Constructor. */ - public SimpleCharStream(java.io.Reader dstream) - { - this(dstream, 1, 1, 4096); - } - - /** Reinitialise. */ - public void ReInit(java.io.Reader dstream, int startline, - int startcolumn, int buffersize) - { - inputStream = dstream; - line = startline; - column = startcolumn - 1; - - if (buffer == null || buffersize != buffer.length) - { - available = bufsize = buffersize; - buffer = new char[buffersize]; - bufline = new int[buffersize]; - bufcolumn = new int[buffersize]; - } - prevCharIsLF = prevCharIsCR = false; - tokenBegin = inBuf = maxNextCharInd = 0; - bufpos = -1; - } - - /** Reinitialise. */ - public void ReInit(java.io.Reader dstream, int startline, - int startcolumn) - { - ReInit(dstream, startline, startcolumn, 4096); - } - - /** Reinitialise. */ - public void ReInit(java.io.Reader dstream) - { - ReInit(dstream, 1, 1, 4096); - } - /** Constructor. */ - public SimpleCharStream(java.io.InputStream dstream, String encoding, int startline, - int startcolumn, int buffersize) throws java.io.UnsupportedEncodingException - { - this(encoding == null ? new java.io.InputStreamReader(dstream) : new java.io.InputStreamReader(dstream, encoding), startline, startcolumn, buffersize); - } - - /** Constructor. */ - public SimpleCharStream(java.io.InputStream dstream, int startline, - int startcolumn, int buffersize) - { - this(new java.io.InputStreamReader(dstream), startline, startcolumn, buffersize); - } - - /** Constructor. */ - public SimpleCharStream(java.io.InputStream dstream, String encoding, int startline, - int startcolumn) throws java.io.UnsupportedEncodingException - { - this(dstream, encoding, startline, startcolumn, 4096); - } - - /** Constructor. */ - public SimpleCharStream(java.io.InputStream dstream, int startline, - int startcolumn) - { - this(dstream, startline, startcolumn, 4096); - } - - /** Constructor. */ - public SimpleCharStream(java.io.InputStream dstream, String encoding) throws java.io.UnsupportedEncodingException - { - this(dstream, encoding, 1, 1, 4096); - } - - /** Constructor. */ - public SimpleCharStream(java.io.InputStream dstream) - { - this(dstream, 1, 1, 4096); - } - - /** Reinitialise. */ - public void ReInit(java.io.InputStream dstream, String encoding, int startline, - int startcolumn, int buffersize) throws java.io.UnsupportedEncodingException - { - ReInit(encoding == null ? new java.io.InputStreamReader(dstream) : new java.io.InputStreamReader(dstream, encoding), startline, startcolumn, buffersize); - } - - /** Reinitialise. */ - public void ReInit(java.io.InputStream dstream, int startline, - int startcolumn, int buffersize) - { - ReInit(new java.io.InputStreamReader(dstream), startline, startcolumn, buffersize); - } - - /** Reinitialise. */ - public void ReInit(java.io.InputStream dstream, String encoding) throws java.io.UnsupportedEncodingException - { - ReInit(dstream, encoding, 1, 1, 4096); - } - - /** Reinitialise. */ - public void ReInit(java.io.InputStream dstream) - { - ReInit(dstream, 1, 1, 4096); - } - /** Reinitialise. */ - public void ReInit(java.io.InputStream dstream, String encoding, int startline, - int startcolumn) throws java.io.UnsupportedEncodingException - { - ReInit(dstream, encoding, startline, startcolumn, 4096); - } - /** Reinitialise. */ - public void ReInit(java.io.InputStream dstream, int startline, - int startcolumn) - { - ReInit(dstream, startline, startcolumn, 4096); - } - /** Get token literal value. */ - public String GetImage() - { - if (bufpos >= tokenBegin) - return new String(buffer, tokenBegin, bufpos - tokenBegin + 1); - else - return new String(buffer, tokenBegin, bufsize - tokenBegin) + - new String(buffer, 0, bufpos + 1); - } - - /** Get the suffix. */ - public char[] GetSuffix(int len) - { - char[] ret = new char[len]; - - if ((bufpos + 1) >= len) - System.arraycopy(buffer, bufpos - len + 1, ret, 0, len); - else - { - System.arraycopy(buffer, bufsize - (len - bufpos - 1), ret, 0, - len - bufpos - 1); - System.arraycopy(buffer, 0, ret, len - bufpos - 1, bufpos + 1); - } - - return ret; - } - - /** Reset buffer when finished. */ - public void Done() - { - buffer = null; - bufline = null; - bufcolumn = null; - } - - /** - * Method to adjust line and column numbers for the start of a token. - */ - public void adjustBeginLineColumn(int newLine, int newCol) - { - int start = tokenBegin; - int len; - - if (bufpos >= tokenBegin) - { - len = bufpos - tokenBegin + inBuf + 1; - } - else - { - len = bufsize - tokenBegin + bufpos + 1 + inBuf; - } - - int i = 0, j = 0, k = 0; - int nextColDiff = 0, columnDiff = 0; - - while (i < len && bufline[j = start % bufsize] == bufline[k = ++start % bufsize]) - { - bufline[j] = newLine; - nextColDiff = columnDiff + bufcolumn[k] - bufcolumn[j]; - bufcolumn[j] = newCol + columnDiff; - columnDiff = nextColDiff; - i++; - } - - if (i < len) - { - bufline[j] = newLine++; - bufcolumn[j] = newCol + columnDiff; - - while (i++ < len) - { - if (bufline[j = start % bufsize] != bufline[++start % bufsize]) - bufline[j] = newLine++; - else - bufline[j] = newLine; - } - } - - line = bufline[j]; - column = bufcolumn[j]; - } - -} -/* JavaCC - OriginalChecksum=ba0a2636eda0843482e36cc3e9220588 (do not edit this line) */