Fix issue with RR form decoding

Fixes quarkusio#23055 (cherry picked from commit 41f2d20)
gsmet · Jan 25, 2022 · 1d2ecd6 · 1d2ecd6
1 parent bdd4cf1
commit 1d2ecd6
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Showing 2 changed files with 9 additions and 31 deletions.
diff --git a/...reactive/deployment/src/test/java/io/quarkus/rest/client/reactive/form/FormParamTest.java b/...reactive/deployment/src/test/java/io/quarkus/rest/client/reactive/form/FormParamTest.java
@@ -32,15 +32,15 @@ public class FormParamTest {
     @Test
     void shouldPassFormParam() {
         FormClient formClient = RestClientBuilder.newBuilder().baseUri(baseUri).build(FormClient.class);
-        String result = formClient.directForm("par1", "par2");
-        assertThat(result).isEqualTo("root formParam1:par1,formParam2:par2");
+        String result = formClient.directForm("par1", "par 2");
+        assertThat(result).isEqualTo("root formParam1:par1,formParam2:par 2");
     }
 
     @Test
     void shouldPassFormParamFromSubResource() {
         FormClient formClient = RestClientBuilder.newBuilder().baseUri(baseUri).build(FormClient.class);
-        String result = formClient.subForm("par1", "par2").form("spar1", "spar2");
-        assertThat(result).isEqualTo("sub rootParam1:par1,rootParam2:par2,subParam1:spar1,subParam2:spar2");
+        String result = formClient.subForm("par1", "par 2").form("spar1", "spar 2");
+        assertThat(result).isEqualTo("sub rootParam1:par1,rootParam2:par 2,subParam1:spar1,subParam2:spar 2");
     }
 
     public interface FormClient {

diff --git a/...active/common/runtime/src/main/java/org/jboss/resteasy/reactive/common/util/URLUtils.java b/...active/common/runtime/src/main/java/org/jboss/resteasy/reactive/common/util/URLUtils.java
@@ -99,35 +99,13 @@ public static String decode(String s, Charset enc, boolean decodeSlash, boolean
         if (buffer != null) {
             buffer.setLength(0);
         }
-        boolean needToChange = false;
         int numChars = s.length();
         int i = 0;
         while (i < numChars) {
             char c = s.charAt(i);
-            if (c == '+') {
-                if (formEncoding) {
-                    if (!needToChange) {
-                        if (buffer == null) {
-                            buffer = new StringBuilder();
-                        }
-                        buffer.append(s, 0, i);
-                    }
-                    buffer.append(' ');
-                    i++;
-                } else {
-                    i++;
-                    if (needToChange) {
-                        buffer.append(c);
-                    }
-                }
-            } else if (c == '%' || c > 127) {
-                if (!needToChange) {
-                    if (buffer == null) {
-                        buffer = new StringBuilder();
-                    }
-                    buffer.append(s, 0, i);
-                    needToChange = true;
-                }
+            if (c == '%' || c > 127 || c == '+') {
+                buffer = new StringBuilder();
+                buffer.append(s, 0, i);
                 /*
                  * Starting with this instance of a character
                  * that needs to be encoded, process all
@@ -232,16 +210,16 @@ public static String decode(String s, Charset enc, boolean decodeSlash, boolean
 
                     String decoded = new String(bytes, 0, pos, enc);
                     buffer.append(decoded);
+                    return buffer.toString();
                 } catch (NumberFormatException e) {
                     throw failedToDecodeURL(s, enc, e);
                 }
-                break;
             } else {
                 i++;
             }
         }
 
-        return (needToChange ? buffer.toString() : s);
+        return s;
     }
 
     private static RuntimeException failedToDecodeURL(String s, Charset enc, Throwable o) {