isEmpty | “扫黄”

src/main/java/io/github/linwancen/plugin/show/lang/base/BaseLangDoc.java

@@ -177,7 +177,7 @@ public abstract class BaseLangDoc extends EditorLinePainter {
         }
         @NotNull String cutDoc = DocFilter.cutDoc(s, lineInfo.appSettings, true);
         @NotNull String filterDoc = DocFilter.filterDoc(cutDoc, lineInfo.appSettings, lineInfo.projectSettings);
-        if (filterDoc.trim().length() == 0) {
+        if (filterDoc.trim().isEmpty()) {
             return null;
         }
         return filterDoc;

src/main/java/io/github/linwancen/plugin/show/lang/base/BaseTagLangDoc.java

@@ -31,14 +31,14 @@ public abstract class BaseTagLangDoc<DocElement> extends BaseLangDoc {
         for (@NotNull String name : names) {
             appendTag(lineInfo, tagStrBuilder, docElement, name);
         }
-        if (desc.length() > 0) {
+        if (!desc.isEmpty()) {
             if (tagStrBuilder.length() > 0) {
                 tagStrBuilder.insert(0, " @ ");
             }
             tagStrBuilder.insert(0, desc);
         }
         @NotNull String text = tagStrBuilder.toString().trim();
-        if (text.length() == 0) {
+        if (text.isEmpty()) {
             return null;
         }
         return text;

src/main/java/io/github/linwancen/plugin/show/lang/base/DocFilter.java

@@ -42,7 +42,7 @@ public class DocFilter {
             }
             s = s.trim();
             sb.append(s);
-            if (s.length() > 0) {
+            if (!s.isEmpty()) {
                 sb.append(" ");
             }
             lineCount++;
@@ -93,7 +93,7 @@ public class DocFilter {
      */
     public static void addHtml(@NotNull StringBuilder sb, @NotNull String s) {
         @NotNull String deleteHtml = html2Text(s);
-        if (deleteHtml.length() > 0) {
+        if (!deleteHtml.isEmpty()) {
             sb.append(deleteHtml);
         }
     }

src/main/java/io/github/linwancen/plugin/show/lang/base/DocSkip.java

@@ -52,14 +52,14 @@ public class DocSkip {
     }
 
     static boolean include(@NotNull String text, @NotNull Pattern include) {
-        if (include.pattern().length() == 0) {
+        if (include.pattern().isEmpty()) {
             return true;
         }
         return include.matcher(text).find();
     }
 
     static boolean exclude(@NotNull String text, @NotNull Pattern exclude) {
-        if (exclude.pattern().length() == 0) {
+        if (exclude.pattern().isEmpty()) {
             return false;
         }
         return exclude.matcher(text).find();