Implement --create, --attributes, --out, and --help in JCommander

build.gradle

@@ -119,7 +119,7 @@ subprojects {
                       'com.fasterxml.jackson.core:jackson-databind:2.6.3',
                       'com.fasterxml.jackson.core:jackson-annotations:2.6.3'],
       jadira_usertype: 'org.jadira.usertype:usertype.core:4.0.0.GA',
-      jcommander:    'com.beust:jcommander:1.35',
+      jcommander:    'com.beust:jcommander:1.72',
       joda_time:     'joda-time:joda-time:2.9.4',
       jstl:        [ 'org.apache.taglibs:taglibs-standard-impl:1.2.5',
                      'org.apache.taglibs:taglibs-standard-spec:1.2.5'],

tools/tcg_rim_tool/build.gradle

@@ -7,6 +7,7 @@ repositories {
 
 dependencies {
 	compile libs.minimal_json
+	compile libs.jcommander
 	testCompile libs.testng
 }
 

tools/tcg_rim_tool/src/main/java/hirs/swid/Main.java

@@ -1,51 +1,59 @@
 package hirs.swid;
 
 import hirs.swid.utils.Commander;
+import com.beust.jcommander.JCommander;
+
 import java.io.IOException;
 
-/*
- * Command-line application for generating and validating SWID tags.
- * Input arg: path to *.swidtag file
- * 
- * If an argument is given it will be validated against the schema at http://standards.iso.org/iso/19770/-2/2015/schema.xsd
- * If an argument is not given a SWID tag file will be generated.
- */
 public class Main {
 
     public static void main(String[] args) {
-        Commander commander = new Commander(args);
+        Commander commander = new Commander();
+        JCommander jc = JCommander.newBuilder().addObject(commander).build();
+        jc.parse(args);
         SwidTagGateway gateway = new SwidTagGateway();
 
-        if (commander.hasArguments()) {
+        if (commander.isHelp()) {
-            // we have arguments to work with
+            jc.usage();
-            if (commander.isAttributesGiven()) {
+            System.out.println(commander.printHelpExamples());
-                gateway.setAttributesFile(commander.getAttributesFile());
+        } else if (!commander.getVerifyFile().isEmpty()) {
-            }
+            System.out.println(commander.toString());
-            if (commander.isKeystoreGiven()) {
+            String verifyFile = commander.getVerifyFile();
-                gateway.setKeystoreFile(commander.getKeystore());
+            String publicCertificate = commander.getPublicCertificate();
-            }
+            if (!verifyFile.isEmpty() && !publicCertificate.isEmpty()) {
-            if (commander.isShowCert()) {
-                gateway.setShowCert(true);
-            }
-
-            if (commander.create()) {
-                // parsing the arguments detected a create parameter (-c)
-                gateway.generateSwidTag(commander.getCreateOutFile());
-            }
-            if (commander.validate()) {
-                // parsing the arguments detected a validation parameter (-v)
                 try {
-                    gateway.validateSwidTag(commander.getValidateFile());
+                    gateway.validateSwidTag(verifyFile);
                 } catch (IOException e) {
-                    System.out.println("Unable to validate file: " + e.getMessage());
+                    System.out.println("Error validating RIM file: " + e.getMessage());
                 }
+            } else {
+                System.out.println("Need both a RIM file to validate and a public certificate to validate with!");
             }
-            if (commander.parse()) {
+        } else {
-                try {
+            System.out.println(commander.toString());
-                    gateway.parsePayload(commander.getParseFile());
+            String createType = commander.getCreateType().toUpperCase();
-                } catch (IOException e) {
+            String attributesFile = commander.getAttributesFile();
-                    System.out.println("Unable to parse file: " + e.getMessage());
+            String privateKeyFile = commander.getPrivateKeyFile();
+            String alias = commander.getAlias();
+            String privateKeyPassword = commander.getPrivateKeyPassword();
+            switch (createType) {
+                case "BASE":
+                    if (!attributesFile.isEmpty()) {
+                        gateway.setAttributesFile(attributesFile);
                     }
+                    if (!privateKeyFile.isEmpty() &&
+                            !alias.isEmpty() &&
+                            !privateKeyPassword.isEmpty()) {
+                        gateway.setKeystoreFile(privateKeyFile);
+                        gateway.setPrivateKeyAlias(alias);
+                        gateway.setPrivateKeyPassword(privateKeyPassword);
+                    }
+                    gateway.generateSwidTag(commander.getOutFile());
+                    break;
+                case "EVENTLOG":
+                    break;
+                case "PCR":
+                    break;
             }
         }
     }

tools/tcg_rim_tool/src/main/java/hirs/swid/SwidTagGateway.java

@@ -1,6 +1,5 @@
 package hirs.swid;
 
-import javax.xml.bind.JAXB;
 import javax.xml.bind.JAXBContext;
 import javax.xml.bind.JAXBElement;
 import javax.xml.bind.JAXBException;
@@ -29,7 +28,6 @@ import javax.xml.crypto.XMLStructure;
 import javax.xml.crypto.dsig.CanonicalizationMethod;
 import javax.xml.crypto.dsig.DigestMethod;
 import javax.xml.crypto.dsig.Reference;
-import javax.xml.crypto.dsig.SignatureMethod;
 import javax.xml.crypto.dsig.SignedInfo;
 import javax.xml.crypto.dsig.Transform;
 import javax.xml.crypto.dsig.XMLSignature;
@@ -61,7 +59,6 @@ import java.io.FileOutputStream;
 
 import java.nio.charset.StandardCharsets;
 import java.nio.file.Files;
-import java.nio.file.Path;
 import java.nio.file.Paths;
 
 import java.security.InvalidAlgorithmParameterException;
@@ -85,30 +82,16 @@ import java.util.Properties;
 import java.math.BigInteger;
 
 import hirs.swid.utils.CsvParser;
-import hirs.swid.utils.HashSwid;
-import hirs.swid.xjc.BaseElement;
-import hirs.swid.xjc.CanonicalizationMethodType;
-import hirs.swid.xjc.DigestMethodType;
 import hirs.swid.xjc.Directory;
 import hirs.swid.xjc.Entity;
 import hirs.swid.xjc.Link;
 import hirs.swid.xjc.ObjectFactory;
 import hirs.swid.xjc.ResourceCollection;
-import hirs.swid.xjc.ReferenceType;
-import hirs.swid.xjc.SignatureType;
-import hirs.swid.xjc.SignatureValueType;
-import hirs.swid.xjc.SignatureMethodType;
-import hirs.swid.xjc.SignedInfoType;
 import hirs.swid.xjc.SoftwareIdentity;
 import hirs.swid.xjc.SoftwareMeta;
-import hirs.swid.xjc.TransformType;
-import hirs.swid.xjc.TransformsType;
 
 import com.eclipsesource.json.Json;
 import com.eclipsesource.json.JsonObject;
-import com.eclipsesource.json.JsonObject.Member;
-import com.eclipsesource.json.JsonValue;
-import com.eclipsesource.json.Location;
 import com.eclipsesource.json.ParseException;
 
 
@@ -145,6 +128,8 @@ public class SwidTagGateway {
      * which would need to be passed in if not using the default keystore.
      */
     private String keystoreFile;
+    private String privateKeyAlias;
+    private String privateKeyPassword;
     private boolean showCert;
 
     /**
@@ -157,6 +142,8 @@ public class SwidTagGateway {
             unmarshaller = jaxbContext.createUnmarshaller();
             attributesFile = SwidTagConstants.DEFAULT_ATTRIBUTES_FILE;
             keystoreFile = SwidTagConstants.DEFAULT_KEYSTORE_PATH;
+            privateKeyAlias = SwidTagConstants.DEFAULT_PRIVATE_KEY_ALIAS;
+            privateKeyPassword = SwidTagConstants.DEFAULT_KEYSTORE_PASSWORD;
             showCert = false;
         } catch (JAXBException e) {
             System.out.println("Error initializing jaxbcontext: " + e.getMessage());
@@ -173,12 +160,28 @@ public class SwidTagGateway {
 
     /**
      * Setter for String holding keystore path
-     * @param keystore
+     * @param keystoreFile
      */
     public void setKeystoreFile(String keystoreFile) {
         this.keystoreFile = keystoreFile;
     }
 
+    /**
+     * Setter for String holding private key alias
+     * @param privateKeyAlias
+     */
+    public void setPrivateKeyAlias(String privateKeyAlias) {
+        this.privateKeyAlias = privateKeyAlias;
+    }
+
+    /**
+     * Setter for String holding private key password
+     * @param privateKeyPassword
+     */
+    public void setPrivateKeyPassword(String privateKeyPassword) {
+        this.privateKeyPassword = privateKeyPassword;
+    }
+
     /**
      * Setter for boolean to display certificate block in xml signature
      * @param showCert
@@ -267,12 +270,11 @@ public class SwidTagGateway {
     /**
      * This method generates a base RIM from the values in a JSON file.
      *
-     * @param outputFile
+     * @param filename
      */
     public void generateSwidTag(final String filename) {
         SoftwareIdentity swidTag = null;
         try {
-            System.out.println("Reading base rim values from " + attributesFile);
             BufferedReader jsonIn = Files.newBufferedReader(Paths.get(attributesFile), StandardCharsets.UTF_8);
             JsonObject configProperties = Json.parse(jsonIn).asObject();
             //SoftwareIdentity
@@ -319,11 +321,7 @@ public class SwidTagGateway {
 
         Document signedSoftwareIdentity = signXMLDocument(objectFactory.createSoftwareIdentity(swidTag));
         System.out.println("Signature core validity: " + validateSignedXMLDocument(signedSoftwareIdentity));
-        if (!filename.isEmpty()) {
+        writeSwidTagFile(signedSoftwareIdentity, filename);
-            writeSwidTagFile(signedSoftwareIdentity, new File(filename));
-        } else {
-            writeSwidTagFile(signedSoftwareIdentity, generatedFile);
-        }
     }
 
    /**
@@ -368,17 +366,18 @@ public class SwidTagGateway {
      *
      * @param swidTag
      */
-    public void writeSwidTagFile(Document swidTag, File outputFile) {
+    public void writeSwidTagFile(Document swidTag, String output) {
         try {
-            OutputStream outStream = new FileOutputStream(outputFile);
             TransformerFactory tf = TransformerFactory.newInstance();
             Transformer transformer = tf.newTransformer();
             transformer.setOutputProperty(OutputKeys.INDENT, "yes");
             transformer.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "2");
             Source source = new DOMSource(swidTag);
-            System.out.println("Writing to file: " + outputFile.getName());
+            if (output.isEmpty()) {
-            transformer.transform(source, new StreamResult(outStream));
                 transformer.transform(source, new StreamResult(System.out));
+            } else {
+                transformer.transform(source, new StreamResult(new FileOutputStream(output)));
+            }
         } catch (FileNotFoundException e) {
             System.out.println("Unable to write to file: " + e.getMessage());
         } catch (TransformerConfigurationException e) {
@@ -392,7 +391,7 @@ public class SwidTagGateway {
      * This method creates SoftwareIdentity element based on the parameters read in from
      * a properties file.
      *
-     * @param properties the Properties object containing parameters from file
+     * @param jsonObject the Properties object containing parameters from file
      * @return SoftwareIdentity object created from the properties
      */
     private SoftwareIdentity createSwidTag(JsonObject jsonObject) {
@@ -624,9 +623,9 @@ public class SwidTagGateway {
                     Collections.singletonList(reference)
             );
             KeyStore keystore = KeyStore.getInstance("JKS");
-            keystore.load(new FileInputStream(keystoreFile), SwidTagConstants.DEFAULT_KEYSTORE_PASSWORD.toCharArray());
+            keystore.load(new FileInputStream(keystoreFile), privateKeyPassword.toCharArray());
-            KeyStore.PrivateKeyEntry privateKey = (KeyStore.PrivateKeyEntry) keystore.getEntry(SwidTagConstants.DEFAULT_PRIVATE_KEY_ALIAS,
+            KeyStore.PrivateKeyEntry privateKey = (KeyStore.PrivateKeyEntry) keystore.getEntry(privateKeyAlias,
-                    new KeyStore.PasswordProtection(SwidTagConstants.DEFAULT_KEYSTORE_PASSWORD.toCharArray()));
+                    new KeyStore.PasswordProtection(privateKeyPassword.toCharArray()));
             X509Certificate certificate = (X509Certificate) privateKey.getCertificate();
             KeyInfoFactory kiFactory = sigFactory.getKeyInfoFactory();
             ArrayList<Object> x509Content = new ArrayList<Object>();

tools/tcg_rim_tool/src/main/java/hirs/swid/utils/Commander.java

@@ -6,292 +6,131 @@ import java.nio.file.Files;
 import java.nio.file.InvalidPathException;
 import java.nio.file.Paths;
 
+import com.beust.jcommander.Parameter;
+
 /**
  * Commander is a class that handles the command line arguments for the SWID
- * Tags gateway.
+ * Tags gateway by implementing the JCommander package.
  */
 public class Commander {
 
-    private static final String COMMAND_PREFIX = "-";
+    @Parameter(names = {"-h", "--help"}, help = true, description = "Print this help text.")
-    private static final String FULL_COMMAND_PREFIX = "--";
+    private boolean help;
-    private static final String CREATE_STRING = "create";
+    @Parameter(names = {"-c", "--create"}, order = 0,
-    private static final String VERIFY_STRING = "verify";
+            description = "The type of RIM to create. A base RIM will be created by default.")
-    private static final String HELP_STRING = "help";
+    private String createType = "base";//other possible values: "eventlog" and "pcr"
-    private static final String PARSE_STRING = "parse";
+    @Parameter(names = {"-a", "--attributes"}, order = 1,
-    private static final String ATTRIBUTES_STRING = "attributes";
+            description = "The configuration file holding attributes to populate the base RIM with.")
-    private static final String KEYSTORE_STRING = "keystore";
-    private static final String SHOW_CERT_STRING = "show-cert";
-
-    private boolean hasArguments = false;
-    private boolean validate = false;
-    private boolean create = false;
-    private boolean parse = false;
-    private boolean attributesGiven = false;
-    private boolean keystoreGiven = false;
-    private boolean showCert = false;
-
-    private String validateFile;
-    private String createOutFile = "";
-    private String parseFile;
     private String attributesFile = "";
-    private String keystore = "";
+    @Parameter(names = {"-o", "--out"}, order = 2,
-    private String hashAlg = null;
+            description = "The file to write the RIM out to. The RIM will be written to stdout by default.")
+    private String outFile = "";
+    @Parameter(names = {"-v", "--verify"}, order = 3,
+            description = "Specify a RIM file to verify.")
+    private String verifyFile = "";
+    @Parameter(names = {"-k", "--privateKeyFile"}, order = 4,
+            description = "File containing the private key used to sign the base RIM created by the create function.")
+    private String privateKeyFile = "";
+    @Parameter(names = {"--alias"}, order = 5,
+            description = "The alias of the private key")
+    private String alias = "";
+    @Parameter(names = {"--password"}, order = 6,
+            description = "Password for the private key", password = true)
+    private String privateKeyPassword = "";
+    @Parameter(names = {"-p", "--publicCertificate"}, order = 7,
+            description = "The public key certificate used to verify a RIM file or to embed in a signed RIM. " +
+                    "A signed RIM generated by this tool by default will not show the signing certificate without this parameter present.")
+    private String publicCertificate = "";
+    @Parameter(names = {"-l", "--rimel"}, order = 8,
+            description = "The TCG eventlog file to use as a support RIM. By default the last system eventlog will be used.")
+    private String rimEventLog = "";
+    @Parameter(names = {"-t", "--rimpcr"}, order = 9,
+            description = "The file containing TPM PCR values to use as a support RIM. By default the current platform TPM will be used.")
+    private String rimPcrs = "";
+    //@Parameter(names = {}, order = 8, description = "")
+    private String toBeSigned = "";
+    @Parameter(names = {"-s", "--addSignatureData"}, order = 10,
+            description = "Specify, in order, <originalBaseRIM>, <signatureFile>, <outputFile>. The signature data in <signatureFile> will be" +
+                    "combined with the data in <originalBaseRIM> and written to <outputFile>, or will overwrite <originalBaseRIM> if <outputFile>" +
+                    "is not given.")
+    private String signatureData = "";
 
-    /**
+    public boolean isHelp() {
-     * The main constructor for the Commander class
+        return help;
-     *
-     * @param args
-     */
-    public Commander(final String[] args) {
-        hasArguments = args.length > 0;
-
-        if (hasArguments) {
-            parseArguments(args);
-        } else {
-            printHelp();
     }
 
-        if (create) {
+    public String getCreateType() {
-            if (hashAlg == null) {
+        return createType;
-                hashAlg = "256";
     }
 
-            if (!getCreateOutFile().isEmpty() && !isValidPath(getCreateOutFile())) {
-                printHelp(String.format("Invalid file path %s!", getCreateOutFile()));
-            }
-        }
-    }
-
-    /**
-     * The default blank constructor
-     */
-    public Commander() {
-
-    }
-
-    /**
-     * This method is called if an empty Commander was created, and later gets
-     * args. Will be used by the main constructor.
-     *
-     * @param args
-     */
-    public final void parseArguments(final String[] args) {
-        String tempValue;
-
-        for (int i = 0; i < args.length; i++) {
-            tempValue = args[i];
-
-            switch (tempValue) {
-                case FULL_COMMAND_PREFIX + CREATE_STRING:
-                case COMMAND_PREFIX + "c":
-                    create = true;
-                    if (i+1 < args.length && !args[i+1].substring(0,1).equals(COMMAND_PREFIX)) {
-                        createOutFile = args[++i];
-                    }
-                    break;
-                case FULL_COMMAND_PREFIX + ATTRIBUTES_STRING:
-                case COMMAND_PREFIX + "a":
-                    attributesGiven = true;
-                    if (i+1 < args.length && !args[i+1].substring(0,1).equals(COMMAND_PREFIX)) {
-                        attributesFile = args[++i];
-                    }
-                    break;
-                case FULL_COMMAND_PREFIX + VERIFY_STRING:
-                case COMMAND_PREFIX + "v":
-                    validate = true;
-                    validateFile = args[++i];
-                    break;
-                case FULL_COMMAND_PREFIX + PARSE_STRING:
-                case COMMAND_PREFIX + "p":
-                	parse = true;
-                	parseFile = args[++i];
-                	break;
-                case FULL_COMMAND_PREFIX + SHOW_CERT_STRING:
-                    showCert = true;
-                    break;
-                case FULL_COMMAND_PREFIX + HELP_STRING:
-                case COMMAND_PREFIX + "h":
-                default:
-                    printHelp();
-            }
-        }
-    }
-
-    /**
-     * Getter for the input validate file associated with the validate flag
-     *
-     * @return
-     */
-    public final String getValidateFile() {
-        return validateFile;
-    }
-
-    /**
-     * Getter for the output file for the create flag
-     *
-     * @return
-     */
-    public final String getCreateOutFile() {
-        return createOutFile;
-    }
-
-    /**
-     * Getter for the property that indicates if something was given at the
-     * commandline.
-     *
-     * @return
-     */
-    public final boolean hasArguments() {
-        return hasArguments;
-    }
-
-    /**
-     * Getter for the validate command flag.
-     *
-     * @return
-     */
-    public final boolean validate() {
-        return validate;
-    }
-
-    /**
-     * Getter for the create command flag.
-     *
-     * @return
-     */
-    public final boolean create() {
-        return create;
-    }
-
-    /**
-     * Getter for the hash algorithm to be used for hash functions.
-     * 
-     * @return 
-     */
-    public final String getHashAlg() {
-        return hashAlg;
-    }
-    
-    /**
-     * Getter for the parse command flag
-     * 
-     * @return
-     */
-    public final boolean parse() {
-    	return parse;
-    }
-    
-    /**
-     * Getter for the file to be parsed by the parse command flag
-     * 
-     * @return
-     */
-    public final String getParseFile() {
-    	return parseFile;
-    }
-
-    /**
-     * Getter for the attributes file given flag
-     * @return
-     */
-    public boolean isAttributesGiven() {
-        return attributesGiven;
-    }
-
-    /**
-     * Getter for the file containing attribute key-value pairs
-     * @return
-     */
     public String getAttributesFile() {
         return attributesFile;
     }
 
-    /**
+    public String getOutFile() {
-     * Getter for the keystore given flag
+        return outFile;
-     * @return
-     */
-    public boolean isKeystoreGiven() {
-        return keystoreGiven;
     }
 
-    /**
+    public String getVerifyFile() {
-     * Getter for the keystore used for digital signatures
+        return verifyFile;
-     * @return
-     */
-    public String getKeystore() {
-        return keystore;
     }
 
-    /**
+    public String getPrivateKeyFile() {
-     * Getter for boolean to show certificate data or not
+        return privateKeyFile;
-     * @return
-     */
-    public boolean isShowCert() {
-        return showCert;
     }
 
-    /**
+    public String getAlias() {
-     * Default no parameter help method.
+        return alias;
-     */
-    private void printHelp() {
-        printHelp(null);
     }
 
-    /**
+    public String getPrivateKeyPassword() {
-     * This method is used to inform the user of the allowed functionality of
+        return privateKeyPassword;
-     * the program.
+    }
-     */
+
-    private void printHelp(String message) {
+    public String getPublicCertificate() {
+        return publicCertificate;
+    }
+
+    public String getRimEventLog() {
+        return rimEventLog;
+    }
+
+    public String getRimPcrs() {
+        return rimPcrs;
+    }
+
+    public String getToBeSigned() {
+        return toBeSigned;
+    }
+
+    public String getSignatureData() {
+        return signatureData;
+    }
+
+    public String printHelpExamples() {
         StringBuilder sb = new StringBuilder();
+        sb.append("Create a base RIM using the values in attributes.json; " +
+                "sign it with the default keystore, alias, and password;\n");
+        sb.append("and write the data to base_rim.swidtag:\n\n");
+        sb.append("\t\t-c base -a attributes.json -o base_rim.swidtag\n\n\n");
 
-        if (message != null && !message.isEmpty()) {
+        return sb.toString();
-            sb.append(String.format("ERROR: %s\n\n", message));
     }
-        sb.append("Usage: HIRS_SwidTag\n");
+    public String toString() {
-        sb.append("   -c, --create <file>\t\tCreate a base rim and write to\n"
+        StringBuilder sb = new StringBuilder();
-                + "   \t\t\t\tthe given file. If no file is given the default is\n"
+        sb.append("Creating: " + getCreateType() + System.lineSeparator());
-                + "   \t\t\t\tgenerated_swidTag.swidtag\n\n");
+        sb.append("Using attributes file: " + getAttributesFile() + System.lineSeparator());
-        sb.append("   -a, --attributes <file>\tSpecify the JSON file that contains\n"
+        sb.append("Write to: " + getOutFile() + System.lineSeparator());
-                + "   \t\t\t\tthe xml attributes to add to the RIM\n\n");
+        sb.append("Verify file: " + getVerifyFile() + System.lineSeparator());
-        sb.append("   -v, --verify\t\t\tTakes the provided input file and\n"
+        sb.append("Private key file: " + getPrivateKeyFile() + System.lineSeparator());
-                + "   \t\t\t\tvalidates it against the schema at\n"
+        sb.append("Private key alias: " + getAlias() + System.lineSeparator());
-                + "   \t\t\t\thttp://standards.iso.org/iso/19770/-2/2015/schema.xsd\n\n");
+        sb.append("Private key password: " + getPrivateKeyPassword() + System.lineSeparator());
-        sb.append("   -p, --parse <file>\t\tParse the given swidtag's payload\n\n");
+        sb.append("Public certificate: " + getPublicCertificate() + System.lineSeparator());
-/*
+        sb.append("Event log support RIM: " + getRimEventLog() + System.lineSeparator());
-        sb.append("   -k, --keystore <file>\tSpecify the keystore and its location to use\n"
+        sb.append("TPM PCRs support RIM: " + getRimPcrs() + System.lineSeparator());
-                + "   \t\t\t\tfor digital signatures\n");
+        sb.append("Base RIM to be signed: " + getToBeSigned() + System.lineSeparator());
- */
+        sb.append("External signature file: " + getSignatureData() + System.lineSeparator());
-        sb.append("   --show-cert\t\t\tPrint the certificate in the signature block of\n"
-                + "   \t\t\t\tthe base RIM\n\n");
-        sb.append("   -h, --help, <no args>\tPrints this command help information.\n");
-        sb.append("   \t\t\t\tListing no command arguments will also\n"
-                + "   \t\t\t\tprint this help text.\n\n");
-        sb.append("Example commands: \n"
-                + "   Create a base rim from the default attribute file and write the rim\n"
-                + "   to generated_swidTag.swidtag:\n\n"
-                + "   \t\tjava -jar tcg_rim_tool-1.0.jar -c\n\n"
-                + "   Create a base rim from the values in config.json and write the rim\n"
-                + "   to base_rim.swidtag:\n\n"
-                + "   \t\tjava -jar tcg_rim_tool-1.0.jar -c base_rim.swidtag -a config.json\n\n"
-                + "   ");
 
-        System.out.println(sb.toString());
+        return sb.toString();
-        System.exit(1);
-    }
-    
-    /**
-     * Checks that the file given to create a new swidtag is a valid path.
-     * @param filepath
-     * @return 
-     */
-    public static boolean isValidPath(String filepath) {
-        try {
-            System.out.println("Checking for a valid creation path...");
-            File file = new File(filepath);
-            file.createNewFile();            
-        } catch (IOException | InvalidPathException | NullPointerException ex) {
-            return false;
-        }
-        return true;
     }
 }