Restore the long-deprecated static functions on TextFormat.

These functions were intended to be temporary shims and have been deprecated since 2019. However, to minimize difficulty for customers to upgrade to 4.x when they are using stale libraries, these are being readded.

PiperOrigin-RevId: 780690886

Author: protobuf-github-bot

java/core/src/main/java/com/google/protobuf/TextFormat.java

@@ -908,6 +908,77 @@ private static void printUnknownField(
     }
   }
 
+  /**
+   * Outputs a textual representation of the Protocol Message supplied into the parameter output.
+   * (This representation is the new version of the classic "ProtocolPrinter" output from the
+   * original Protocol Buffer system)
+   *
+   * @deprecated Use {@code printer().print(MessageOrBuilder, Appendable)}
+   */
+  @Deprecated
+  @InlineMe(
+      replacement = "TextFormat.printer().print(message, output)",
+      imports = "com.google.protobuf.TextFormat")
+  public static void print(final MessageOrBuilder message, final Appendable output)
+      throws IOException {
+    printer().print(message, output);
+  }
+
+  /**
+   * Same as {@code print()}, except that non-ASCII characters are not escaped.
+   *
+   * @deprecated Use {@code printer().escapingNonAscii(false).print(MessageOrBuilder, Appendable)}
+   */
+  @Deprecated
+  public static void printUnicode(final MessageOrBuilder message, final Appendable output)
+      throws IOException {
+    printer()
+        .escapingNonAscii(false)
+        .print(message, output, Printer.FieldReporterLevel.PRINT_UNICODE);
+  }
+
+  /**
+   * Like {@code print()}, but writes directly to a {@code String} and returns it.
+   *
+   * @deprecated Use {@code message.toString()}
+   */
+  @Deprecated
+  public static String printToString(final MessageOrBuilder message) {
+    return printer().printToString(message, Printer.FieldReporterLevel.TEXTFORMAT_PRINT_TO_STRING);
+  }
+
+  /**
+   * Same as {@code printToString()}, except that non-ASCII characters in string type fields are not
+   * escaped in backslash+octals.
+   *
+   * @deprecated Use {@code printer().escapingNonAscii(false).printToString(MessageOrBuilder)}
+   */
+  @Deprecated
+  public static String printToUnicodeString(final MessageOrBuilder message) {
+    return printer()
+        .escapingNonAscii(false)
+        .printToString(message, Printer.FieldReporterLevel.PRINT_UNICODE);
+  }
+
+  /**
+   * Outputs a textual representation of the value of given field value.
+   *
+   * @deprecated Use {@code printer().printFieldValue(FieldDescriptor, Object, Appendable)}
+   * @param field the descriptor of the field
+   * @param value the value of the field
+   * @param output the output to which to append the formatted value
+   * @throws ClassCastException if the value is not appropriate for the given field descriptor
+   * @throws IOException if there is an exception writing to the output
+   */
+  @Deprecated
+  @InlineMe(
+      replacement = "TextFormat.printer().printFieldValue(field, value, output)",
+      imports = "com.google.protobuf.TextFormat")
+  public static void printFieldValue(
+      final FieldDescriptor field, final Object value, final Appendable output) throws IOException {
+    printer().printFieldValue(field, value, output);
+  }
+
   /** Convert an unsigned 32-bit integer to a string. */
   public static String unsignedToString(final int value) {
     if (value >= 0) {