Prefer checking isEmpty over size() > 0. Plus fix some typos

Former-commit-id: 754f300c0b120c0c9098c17c19dbd11aa7a39844

dependency-check-core/src/main/java/org/owasp/dependencycheck/Engine.java

@@ -116,7 +116,7 @@ public class Engine {
      * Loads the analyzers specified in the configuration file (or system properties).
      */
     private void loadAnalyzers() {
-        if (analyzers.size() > 0) {
+        if (!analyzers.isEmpty()) {
             return;
         }
         for (AnalysisPhase phase : AnalysisPhase.values()) {

dependency-check-core/src/main/java/org/owasp/dependencycheck/data/lucene/AbstractTokenizingFilter.java

@@ -72,7 +72,7 @@ public abstract class AbstractTokenizingFilter extends TokenFilter {
      * @return whether or not a new term was added
      */
     protected boolean addTerm() {
-        final boolean termAdded = tokens.size() > 0;
+        final boolean termAdded = !tokens.isEmpty();
         if (termAdded) {
             final String term = tokens.pop();
             clearAttributes();

dependency-check-core/src/main/java/org/owasp/dependencycheck/data/lucene/TokenPairConcatenatingFilter.java

@@ -92,7 +92,7 @@ public final class TokenPairConcatenatingFilter extends TokenFilter {
 
         //if we have a previousTerm - write it out as its own token concatenated
         // with the current word (if one is available).
-        if (previousWord != null && words.size() > 0) {
+        if (previousWord != null && !words.isEmpty()) {
             final String word = words.getFirst();
             clearAttributes();
             termAtt.append(previousWord).append(word);
@@ -100,7 +100,7 @@ public final class TokenPairConcatenatingFilter extends TokenFilter {
             return true;
         }
         //if we have words, write it out as a single token
-        if (words.size() > 0) {
+        if (!words.isEmpty()) {
             final String word = words.removeFirst();
             clearAttributes();
             termAtt.append(word);

dependency-check-core/src/main/java/org/owasp/dependencycheck/data/lucene/UrlTokenizingFilter.java

@@ -60,7 +60,7 @@ public final class UrlTokenizingFilter extends AbstractTokenizingFilter {
     public boolean incrementToken() throws IOException {
         final LinkedList<String> tokens = getTokens();
         final CharTermAttribute termAtt = getTermAtt();
-        if (tokens.size() == 0 && input.incrementToken()) {
+        if (tokens.isEmpty() && input.incrementToken()) {
             final String text = new String(termAtt.buffer(), 0, termAtt.length());
             if (UrlStringUtils.containsUrl(text)) {
                 final String[] parts = text.split("\\s");

dependency-check-core/src/main/java/org/owasp/dependencycheck/data/nvdcve/CveDB.java

@@ -875,9 +875,9 @@ public class CveDB {
      */
     private DependencyVersion parseDependencyVersion(VulnerableSoftware cpe) {
         DependencyVersion cpeVersion;
-        if (cpe.getVersion() != null && cpe.getVersion().length() > 0) {
+        if (cpe.getVersion() != null && !cpe.getVersion().isEmpty()) {
             String versionText;
-            if (cpe.getRevision() != null && cpe.getRevision().length() > 0) {
+            if (cpe.getRevision() != null && !cpe.getRevision().isEmpty()) {
                 versionText = String.format("%s.%s", cpe.getVersion(), cpe.getRevision());
             } else {
                 versionText = cpe.getVersion();

dependency-check-core/src/main/java/org/owasp/dependencycheck/suppression/SuppressionRule.java

@@ -112,7 +112,7 @@ public class SuppressionRule {
      * @return whether or not this suppression rule as CPE entries
      */
     public boolean hasCpe() {
-        return cpe.size() > 0;
+        return !cpe.isEmpty();
     }
     /**
      * The list of cvssBelow scores.
@@ -152,7 +152,7 @@ public class SuppressionRule {
      * @return whether or not this suppression rule has cvss suppressions
      */
     public boolean hasCvssBelow() {
-        return cvssBelow.size() > 0;
+        return !cvssBelow.isEmpty();
     }
     /**
      * The list of cwe entries to suppress.
@@ -192,7 +192,7 @@ public class SuppressionRule {
      * @return whether this suppression rule has CWE entries
      */
     public boolean hasCwe() {
-        return cwe.size() > 0;
+        return !cwe.isEmpty();
     }
     /**
      * The list of cve entries to suppress.
@@ -232,7 +232,7 @@ public class SuppressionRule {
      * @return whether this suppression rule has CVE entries
      */
     public boolean hasCve() {
-        return cve.size() > 0;
+        return !cve.isEmpty();
     }
     /**
      * A Maven GAV to suppression.
@@ -450,28 +450,28 @@ public class SuppressionRule {
         if (gav != null) {
             sb.append("gav=").append(gav).append(",");
         }
-        if (cpe != null && cpe.size() > 0) {
+        if (cpe != null && !cpe.isEmpty()) {
             sb.append("cpe={");
             for (PropertyType pt : cpe) {
                 sb.append(pt).append(",");
             }
             sb.append("}");
         }
-        if (cwe != null && cwe.size() > 0) {
+        if (cwe != null && !cwe.isEmpty()) {
             sb.append("cwe={");
             for (String s : cwe) {
                 sb.append(s).append(",");
             }
             sb.append("}");
         }
-        if (cve != null && cve.size() > 0) {
+        if (cve != null && !cve.isEmpty()) {
             sb.append("cve={");
             for (String s : cve) {
                 sb.append(s).append(",");
             }
             sb.append("}");
         }
-        if (cvssBelow != null && cvssBelow.size() > 0) {
+        if (cvssBelow != null && !cvssBelow.isEmpty()) {
             sb.append("cvssBelow={");
             for (Float s : cvssBelow) {
                 sb.append(s).append(",");

dependency-check-maven/src/main/java/org/owasp/dependencycheck/maven/BaseDependencyCheckMojo.java

@@ -701,7 +701,7 @@ public abstract class BaseDependencyCheckMojo extends AbstractMojo implements Ma
     private Proxy getMavenProxy() {
         if (mavenSettings != null) {
             final List<Proxy> proxies = mavenSettings.getProxies();
-            if (proxies != null && proxies.size() > 0) {
+            if (proxies != null && !proxies.isEmpty()) {
                 if (mavenSettingsProxyId != null) {
                     for (Proxy proxy : proxies) {
                         if (mavenSettingsProxyId.equalsIgnoreCase(proxy.getId())) {
@@ -711,8 +711,8 @@ public abstract class BaseDependencyCheckMojo extends AbstractMojo implements Ma
                 } else if (proxies.size() == 1) {
                     return proxies.get(0);
                 } else {
-                    LOGGER.warning("Multiple proxy defentiions exist in the Maven settings. In the dependency-check "
-                            + "configuration set the maveSettingsProxyId so that the correct proxy will be used.");
+                    LOGGER.warning("Multiple proxy definitions exist in the Maven settings. In the dependency-check "
+                            + "configuration set the mavenSettingsProxyId so that the correct proxy will be used.");
                     throw new IllegalStateException("Ambiguous proxy definition");
                 }
             }