starting licenseParser. related to #56, #57, #58

src/java/main/br/ufpe/cin/groundhog/License.java

@@ -0,0 +1,26 @@
+package br.ufpe.cin.groundhog;
+
+/**
+ * Represents the license used in the project
+ */
+public class License {
+
+	private String name;
+	private String entireContent;
+
+	public License(String name) {
+		this.name = name;
+	}
+
+	public License(String name, String entireContent) {
+		this.entireContent = entireContent;
+	}
+
+	public String getName() {
+		return name;
+	}
+
+	public String getEntireContent() {
+		return entireContent;
+	}
+}

src/java/main/br/ufpe/cin/groundhog/main/CmdMain.java

@@ -29,9 +29,9 @@
 import br.ufpe.cin.groundhog.crawler.ForgeCrawler;
 import br.ufpe.cin.groundhog.http.HttpModule;
 import br.ufpe.cin.groundhog.http.Requests;
-import br.ufpe.cin.groundhog.parser.JavaParser;
-import br.ufpe.cin.groundhog.parser.NotAJavaProjectException;
 import br.ufpe.cin.groundhog.parser.formater.Formater;
+import br.ufpe.cin.groundhog.parser.java.JavaParser;
+import br.ufpe.cin.groundhog.parser.java.NotAJavaProjectException;
 import br.ufpe.cin.groundhog.scmclient.EmptyProjectAtDateException;
 import br.ufpe.cin.groundhog.scmclient.GitClient;
 import br.ufpe.cin.groundhog.scmclient.ScmModule;

src/java/main/br/ufpe/cin/groundhog/main/TestMain.java

@@ -23,8 +23,8 @@
 import br.ufpe.cin.groundhog.crawler.ForgeCrawler;
 import br.ufpe.cin.groundhog.http.HttpModule;
 import br.ufpe.cin.groundhog.http.Requests;
-import br.ufpe.cin.groundhog.parser.JavaParser;
 import br.ufpe.cin.groundhog.parser.formater.FormaterFactory;
+import br.ufpe.cin.groundhog.parser.java.JavaParser;
 import br.ufpe.cin.groundhog.scmclient.GitClient;
 import br.ufpe.cin.groundhog.scmclient.ScmModule;
 import br.ufpe.cin.groundhog.search.SearchGitHub;

src/java/main/br/ufpe/cin/groundhog/parser/formater/CSVFormater.java

@@ -6,7 +6,7 @@
 import java.util.Map.Entry;
 
 import au.com.bytecode.opencsv.CSVWriter;
-import br.ufpe.cin.groundhog.parser.MutableInt;
+import br.ufpe.cin.groundhog.parser.java.MutableInt;
 
 public class CSVFormater extends Formater {
 

src/java/main/br/ufpe/cin/groundhog/parser/formater/Formater.java

@@ -2,7 +2,7 @@
 
 import java.util.HashMap;
 
-import br.ufpe.cin.groundhog.parser.MutableInt;
+import br.ufpe.cin.groundhog.parser.java.MutableInt;
 
 public abstract class Formater {
 

src/java/main/br/ufpe/cin/groundhog/parser/formater/FormaterFactory.java

@@ -1,6 +1,6 @@
 package br.ufpe.cin.groundhog.parser.formater;
 
-import br.ufpe.cin.groundhog.parser.UnsupportedMetricsFormatException;
+import br.ufpe.cin.groundhog.parser.java.UnsupportedMetricsFormatException;
 
 public class FormaterFactory {
 

src/java/main/br/ufpe/cin/groundhog/parser/formater/JSONFormater.java

@@ -2,7 +2,7 @@
 
 import java.util.HashMap;
 
-import br.ufpe.cin.groundhog.parser.MutableInt;
+import br.ufpe.cin.groundhog.parser.java.MutableInt;
 
 import com.google.gson.Gson;
 import com.google.gson.GsonBuilder;

src/java/main/br/ufpe/cin/groundhog/parser/CodeAnalyzerProcessor.java → src/java/main/br/ufpe/cin/groundhog/parser/java/CodeAnalyzerProcessor.java

@@ -1,4 +1,4 @@
-package br.ufpe.cin.groundhog.parser;
+package br.ufpe.cin.groundhog.parser.java;
 
 import java.util.HashMap;
 import java.util.Set;

src/java/main/br/ufpe/cin/groundhog/parser/CodeAnalyzerTreeVisitor.java → src/java/main/br/ufpe/cin/groundhog/parser/java/CodeAnalyzerTreeVisitor.java

@@ -1,4 +1,4 @@
-package br.ufpe.cin.groundhog.parser;
+package br.ufpe.cin.groundhog.parser.java;
 
 import java.util.HashMap;
 import java.util.List;

src/java/main/br/ufpe/cin/groundhog/parser/JavaParser.java → src/java/main/br/ufpe/cin/groundhog/parser/java/JavaParser.java

@@ -1,4 +1,4 @@
-package br.ufpe.cin.groundhog.parser;
+package br.ufpe.cin.groundhog.parser.java;
 
 import java.io.File;
 import java.io.IOException;
@@ -87,7 +87,7 @@ private HashMap<String, HashMap<String, MutableInt>> invokeProcessor() throws IO
 	 * @throws IOException if something wrong happens when closing source file manager
 	 */
 	public HashMap<String, HashMap<String, MutableInt>> parse() throws IOException {
-		logger.info("Running parser..");
+		logger.info("Running java parser..");
 		recursiveSearch(folder);
 		if (!filesList.isEmpty()) {
 			return invokeProcessor();

src/java/main/br/ufpe/cin/groundhog/parser/MutableInt.java → src/java/main/br/ufpe/cin/groundhog/parser/java/MutableInt.java

@@ -1,4 +1,4 @@
-package br.ufpe.cin.groundhog.parser;
+package br.ufpe.cin.groundhog.parser.java;
 
 public class MutableInt {
 	int value;

src/java/main/br/ufpe/cin/groundhog/parser/NotAJavaProjectException.java → src/java/main/br/ufpe/cin/groundhog/parser/java/NotAJavaProjectException.java

@@ -1,4 +1,4 @@
-package br.ufpe.cin.groundhog.parser;
+package br.ufpe.cin.groundhog.parser.java;
 
 import br.ufpe.cin.groundhog.GroundhogException;
 

src/java/main/br/ufpe/cin/groundhog/parser/UnsupportedMetricsFormatException.java → src/java/main/br/ufpe/cin/groundhog/parser/java/UnsupportedMetricsFormatException.java

@@ -1,4 +1,4 @@
-package br.ufpe.cin.groundhog.parser;
+package br.ufpe.cin.groundhog.parser.java;
 
 import br.ufpe.cin.groundhog.GroundhogException;
 

src/java/main/br/ufpe/cin/groundhog/parser/license/LicenseNotFoundException.java

@@ -0,0 +1,16 @@
+package br.ufpe.cin.groundhog.parser.license;
+
+import br.ufpe.cin.groundhog.GroundhogException;
+
+public class LicenseNotFoundException extends GroundhogException {
+
+	/**
+	 * 
+	 */
+	private static final long serialVersionUID = -6933755608744941883L;
+
+	public LicenseNotFoundException(String msg) {
+		super(msg);
+	}
+
+}

src/java/main/br/ufpe/cin/groundhog/parser/license/LicenseParser.java

@@ -0,0 +1,92 @@
+package br.ufpe.cin.groundhog.parser.license;
+
+import java.io.File;
+import java.io.IOException;
+import java.io.RandomAccessFile;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import br.ufpe.cin.groundhog.License;
+import br.ufpe.cin.groundhog.parser.java.JavaParser;
+
+public class LicenseParser {
+
+	private static Logger logger = LoggerFactory.getLogger(JavaParser.class);
+
+	private final File[] files;
+
+	public LicenseParser(File folder) {
+		this.files = folder.listFiles();
+	}
+
+	/**
+	 * Parses the top level folder looking for licenses files
+	 */
+	License parser() {
+		logger.info("Running license parser..");
+
+		try {
+			for (File file : files) {
+				if (isText(file)) {
+					boolean containsLicense = containLicense(file);
+					if(containsLicense) {
+						return extractLicense(file);						
+					}
+				}
+			}
+		} catch (Exception e) {
+			e.printStackTrace();
+		}
+		throw new LicenseNotFoundException("No license found for project %s");
+	}
+
+	private License extractLicense(File file) {
+		// TODO Auto-generated method stub
+		return null;
+	}
+
+	private boolean containLicense(File file) {
+		// TODO Auto-generated method stub
+		return false;
+	}
+
+	private boolean isText(final File file)
+			throws IOException {
+		final int BUFFER_SIZE = 10 * 1024;
+		boolean isText = true;
+		byte[] buffer = new byte[BUFFER_SIZE];
+
+		final RandomAccessFile fis = new RandomAccessFile(file, "r");
+		try {
+			fis.seek(0);
+			final int read = fis.read(buffer);
+			int lastByteTranslated = 0;
+			for (int i = 0; i < read && isText; i++) {
+				final byte b = buffer[i];
+				int ub = b & (0xff);
+				int utf8value = lastByteTranslated + ub;
+				lastByteTranslated = (ub) << 8;
+
+				if (ub == 0x09
+						|| ub == 0x0A
+						|| ub == 0x0C
+						|| ub == 0x0D
+						|| (ub >= 0x20 && ub <= 0x7E)
+						|| (ub >= 0xA0 && ub <= 0xEE)
+						|| (utf8value >= 0x2E2E && utf8value <= 0xC3BF)) {
+
+				} else {
+					isText = false;
+				}
+			}
+		} finally {
+			try {
+				fis.close();
+			} catch (final Throwable th) {
+			}
+
+		}
+		return isText;
+	}
+}