X-Git-Url: http://www2.svjatoslav.eu/gitweb/?a=blobdiff_plain;f=src%2Fmain%2Fjava%2Feu%2Fsvjatoslav%2Finspector%2Fjava%2Fmethods%2FJavaFile.java;h=70d5dc2f30b267817b69fe6948838e3a145f6188;hb=b2f519fd934cd49afbb5cfc88b3d2be396af0afa;hp=ea05f016a5f2f702c6d9552280a254021e2e65ee;hpb=05934ede2e526bc55d3661d6029891bef70fd3b9;p=javainspect.git diff --git a/src/main/java/eu/svjatoslav/inspector/java/methods/JavaFile.java b/src/main/java/eu/svjatoslav/inspector/java/methods/JavaFile.java old mode 100644 new mode 100755 index ea05f01..70d5dc2 --- a/src/main/java/eu/svjatoslav/inspector/java/methods/JavaFile.java +++ b/src/main/java/eu/svjatoslav/inspector/java/methods/JavaFile.java @@ -1,172 +1,171 @@ +/* + * JavaInspect - Utility to visualize java software + * Copyright (C) 2013-2020, Svjatoslav Agejenko, svjatoslav@svjatoslav.eu + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of version 3 of the GNU Lesser General Public License + * or later as published by the Free Software Foundation. + */ + package eu.svjatoslav.inspector.java.methods; -import java.io.BufferedReader; +import eu.svjatoslav.commons.string.tokenizer.InvalidSyntaxException; +import eu.svjatoslav.commons.string.tokenizer.Tokenizer; +import eu.svjatoslav.commons.string.tokenizer.TokenizerMatch; + import java.io.File; -import java.io.FileNotFoundException; -import java.io.FileReader; import java.io.IOException; import java.util.ArrayList; import java.util.List; -import eu.svjatoslav.inspector.tokenizer.InvalidSyntaxException; -import eu.svjatoslav.inspector.tokenizer.Tokenizer; -import eu.svjatoslav.inspector.tokenizer.TokenizerMatch; +import static eu.svjatoslav.commons.file.IOHelper.getFileContentsAsString; +import static eu.svjatoslav.commons.string.tokenizer.Terminator.TerminationStrategy.DROP; +import static eu.svjatoslav.commons.string.tokenizer.Terminator.TerminationStrategy.PRESERVE; public class JavaFile { - private final List imports = new ArrayList(); - - private String packageName; - - private final File file; - - StringBuffer contents = new StringBuffer(); - - public JavaFile(final File file) throws IOException, InvalidSyntaxException { - this.file = file; - parse(); - } - - public void parse() throws IOException, InvalidSyntaxException { - System.out.println("java file: " + file); - - readFile(); - - final Tokenizer tokenizer = new Tokenizer(contents.toString()); - - // empty space - tokenizer.addTerminator(" ", true); - tokenizer.addTerminator("\t", true); - tokenizer.addTerminator("\n", true); - - tokenizer.addTerminator(";", false); - tokenizer.addTerminator("{", false); - tokenizer.addTerminator("}", false); - tokenizer.addTerminator("(", false); - tokenizer.addTerminator(")", false); - tokenizer.addTerminator("[", false); - tokenizer.addTerminator("]", false); - tokenizer.addTerminator("<", false); - tokenizer.addTerminator(">", false); - tokenizer.addTerminator(",", false); - - // comments - tokenizer.addTerminator("//", "\n", true); - tokenizer.addTerminator("/*", "*/", true); - - final Modifiers modifiers = new Modifiers(); - - while (true) { - final TokenizerMatch match = tokenizer.getNextToken(); - if (match == null) - break; + public static final String UTF_8 = "UTF-8"; + public final List classes = new ArrayList<>(); + String contents; + private final List imports = new ArrayList<>(); + private final File file; + private String packageName; + + public JavaFile(final File file) throws IOException, InvalidSyntaxException { + this.file = file; + parse(); + } + + public void parse() throws IOException, InvalidSyntaxException { + System.out.println("java file: " + file); + + contents = getFileContentsAsString(file); - if (match.token.equals("package")) { - parsePackage(tokenizer); - continue; - } + final Tokenizer tokenizer = new Tokenizer(contents); + + // empty space + tokenizer.addTerminator(" ", DROP); + tokenizer.addTerminator("\t", DROP); + tokenizer.addTerminator("\n", DROP); + + tokenizer.addTerminator(";", PRESERVE); + tokenizer.addTerminator("{", PRESERVE); + tokenizer.addTerminator("}", PRESERVE); + tokenizer.addTerminator("(", PRESERVE); + tokenizer.addTerminator(")", PRESERVE); + tokenizer.addTerminator("[", PRESERVE); + tokenizer.addTerminator("]", PRESERVE); + tokenizer.addTerminator("<", PRESERVE); + tokenizer.addTerminator(">", PRESERVE); + tokenizer.addTerminator(",", PRESERVE); + tokenizer.addTerminator("@", PRESERVE); - if (match.token.equals("import")) { - parseImport(tokenizer); - continue; - } + // comments + tokenizer.addTerminator("//", "\n", DROP); + tokenizer.addTerminator("/*", "*/", DROP); - final boolean wasModifier = modifiers.parseModifier(match.token); - if (wasModifier) - continue; + final Modifiers modifiers = new Modifiers(); - if ("class".equals(match.token)) { - parseClass(tokenizer); - continue; - } + while (true) { + final TokenizerMatch match = tokenizer.getNextToken(); + if (match == null) + break; - if ("interface".equals(match.token)) { - parseInterface(tokenizer); - continue; - } + if (match.token.equals("package")) { + parsePackage(tokenizer); + continue; + } - System.out.println(" " + modifiers.toString() + " " - + match.token); - modifiers.reset(); - skipUntilSemicolon(tokenizer); - } + if (match.token.equals("import")) { + parseImport(tokenizer); + continue; + } - } + final boolean wasModifier = modifiers.parseModifier(match.token); + if (wasModifier) + continue; - private void parseClass(final Tokenizer tokenizer) - throws InvalidSyntaxException { + if ("class".equals(match.token)) { + parseClass(tokenizer); + continue; + } - final TokenizerMatch match = tokenizer.getNextToken(); - final Clazz clazz = new Clazz(packageName, match.token, tokenizer, - false); - System.out.println(clazz.toString()); - } + if ("interface".equals(match.token)) { + parseInterface(tokenizer); + continue; + } - private void parseImport(final Tokenizer tokenizer) - throws InvalidSyntaxException { + if ("@".equals(match.token)) { + new Annotation(tokenizer); + continue; + } - final Import imp = new Import(); + System.out.println(" " + modifiers.toString() + " " + + match.token); + modifiers.reset(); + skipUntilSemicolon(tokenizer); + } - final TokenizerMatch match = tokenizer.getNextToken(); + } - if (match.token.equals("static")) { - imp.isStatic = true; - imp.path = tokenizer.getNextToken().token; - } else - imp.path = match.token; + private void parseClass(final Tokenizer tokenizer) + throws InvalidSyntaxException { - imports.add(imp); + final TokenizerMatch match = tokenizer.getNextToken(); + final Clazz clazz = new Clazz(packageName, match.token, tokenizer, + false); + // System.out.println(clazz.toString()); + classes.add(clazz); - tokenizer.expectNextToken(";"); - } + } - private void parseInterface(final Tokenizer tokenizer) - throws InvalidSyntaxException { + private void parseImport(final Tokenizer tokenizer) + throws InvalidSyntaxException { - final TokenizerMatch match = tokenizer.getNextToken(); - final Clazz clazz = new Clazz(packageName, match.token, tokenizer, true); - System.out.println(clazz.toString()); - } + final Import imp = new Import(); - private void parsePackage(final Tokenizer tokenizer) - throws InvalidSyntaxException { + final TokenizerMatch match = tokenizer.getNextToken(); - final TokenizerMatch match = tokenizer.getNextToken(); + if (match.token.equals("static")) { + imp.isStatic = true; + imp.path = tokenizer.getNextToken().token; + } else + imp.path = match.token; - packageName = match.token; + imports.add(imp); - tokenizer.expectNextToken(";"); - } + tokenizer.expectAndConsumeNextToken(";"); + } - private void readFile() throws FileNotFoundException, IOException { - final FileReader fileReader = new FileReader(file); + private void parseInterface(final Tokenizer tokenizer) + throws InvalidSyntaxException { - final BufferedReader bufferedReader = new BufferedReader(fileReader); + final TokenizerMatch match = tokenizer.getNextToken(); + final Clazz clazz = new Clazz(packageName, match.token, tokenizer, true); + // System.out.println(clazz.toString()); + classes.add(clazz); + } - while (true) { - final String line = bufferedReader.readLine(); + private void parsePackage(final Tokenizer tokenizer) + throws InvalidSyntaxException { - if (line == null) - break; + final TokenizerMatch match = tokenizer.getNextToken(); - contents.append(line); - contents.append("\n"); - } + packageName = match.token; - bufferedReader.close(); - fileReader.close(); - } + tokenizer.expectAndConsumeNextToken(";"); + } - public void skipUntilSemicolon(final Tokenizer tokenizer) { - while (true) { - final TokenizerMatch token = tokenizer.getNextToken(); + public void skipUntilSemicolon(final Tokenizer tokenizer) throws InvalidSyntaxException { + while (true) { + final TokenizerMatch token = tokenizer.getNextToken(); - if (token == null) - return; + if (token == null) + return; - if (token.token.equals(";")) - return; - } - } + if (token.token.equals(";")) + return; + } + } }