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dragonwell8_jdk
提交 5f587cdd 编写于 作者: D darcy
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4850225: Integer.getInteger() : Bad reference to getProperty? 

Reviewed-by: lancea
上级 88504796
隐藏空白更改
内联 并排
Showing with 38 addition and 47 deletion
src/share/classes/java/lang/Integer.java
浏览文件 @ 5f587cdd
......@@ -776,17 +776,17 @@ public final class Integer extends Number implements Comparable<Integer> {
* Determines the integer value of the system property with the
* specified name.
*
* <p>The first argument is treated as the name of a system property.
* System properties are accessible through the
* {@link java.lang.System#getProperty(java.lang.String)} method. The
* <p>The first argument is treated as the name of a system
* property. System properties are accessible through the {@link
* java.lang.System#getProperty(java.lang.String)} method. The
* string value of this property is then interpreted as an integer
* value and an {@code Integer} object representing this value is
* returned. Details of possible numeric formats can be found with
* the definition of {@code getProperty}.
* value using the grammar supported by {@link Integer#decode decode} and
* an {@code Integer} object representing this value is returned.
*
* <p>If there is no property with the specified name, if the specified name
* is empty or {@code null}, or if the property does not have
* the correct numeric format, then {@code null} is returned.
* <p>If there is no property with the specified name, if the
* specified name is empty or {@code null}, or if the property
* does not have the correct numeric format, then {@code null} is
* returned.
*
* <p>In other words, this method returns an {@code Integer}
* object equal to the value of:
......@@ -808,13 +808,12 @@ public final class Integer extends Number implements Comparable<Integer> {
* Determines the integer value of the system property with the
* specified name.
*
* <p>The first argument is treated as the name of a system property.
* System properties are accessible through the {@link
* <p>The first argument is treated as the name of a system
* property. System properties are accessible through the {@link
* java.lang.System#getProperty(java.lang.String)} method. The
* string value of this property is then interpreted as an integer
* value and an {@code Integer} object representing this value is
* returned. Details of possible numeric formats can be found with
* the definition of {@code getProperty}.
* value using the grammar supported by {@link Integer#decode decode} and
* an {@code Integer} object representing this value is returned.
*
* <p>The second argument is the default value. An {@code Integer} object
* that represents the value of the second argument is returned if there
......@@ -856,9 +855,9 @@ public final class Integer extends Number implements Comparable<Integer> {
* system property. System properties are accessible through the
* {@link java.lang.System#getProperty(java.lang.String)} method.
* The string value of this property is then interpreted as an
* integer value, as per the {@code Integer.decode} method,
* integer value, as per the {@link Integer#decode decode} method,
* and an {@code Integer} object representing this value is
* returned.
* returned; in summary:
*
* <ul><li>If the property value begins with the two ASCII characters
* {@code 0x} or the ASCII character {@code #}, not
......@@ -882,16 +881,14 @@ public final class Integer extends Number implements Comparable<Integer> {
* @param nm property name.
* @param val default value.
* @return the {@code Integer} value of the property.
* @see java.lang.System#getProperty(java.lang.String)
* @see java.lang.System#getProperty(java.lang.String, java.lang.String)
* @see java.lang.Integer#decode
* @see System#getProperty(java.lang.String)
* @see System#getProperty(java.lang.String, java.lang.String)
*/
public static Integer getInteger(String nm, Integer val) {
String v = null;
try {
v = System.getProperty(nm);
} catch (IllegalArgumentException e) {
} catch (NullPointerException e) {
} catch (IllegalArgumentException | NullPointerException e) {
}
if (v != null) {
try {
......
src/share/classes/java/lang/Long.java
浏览文件 @ 5f587cdd
......@@ -806,22 +806,20 @@ public final class Long extends Number implements Comparable<Long> {
* Determines the {@code long} value of the system property
* with the specified name.
*
* <p>The first argument is treated as the name of a system property.
* System properties are accessible through the {@link
* <p>The first argument is treated as the name of a system
* property. System properties are accessible through the {@link
* java.lang.System#getProperty(java.lang.String)} method. The
* string value of this property is then interpreted as a
* {@code long} value and a {@code Long} object
* representing this value is returned. Details of possible
* numeric formats can be found with the definition of
* {@code getProperty}.
* string value of this property is then interpreted as a {@code
* long} value using the grammar supported by {@link Long#decode decode}
* and a {@code Long} object representing this value is returned.
*
* <p>If there is no property with the specified name, if the
* specified name is empty or {@code null}, or if the
* property does not have the correct numeric format, then
* {@code null} is returned.
* specified name is empty or {@code null}, or if the property
* does not have the correct numeric format, then {@code null} is
* returned.
*
* <p>In other words, this method returns a {@code Long} object equal to
* the value of:
* <p>In other words, this method returns a {@code Long} object
* equal to the value of:
*
* <blockquote>
* {@code getLong(nm, null)}
......@@ -840,14 +838,12 @@ public final class Long extends Number implements Comparable<Long> {
* Determines the {@code long} value of the system property
* with the specified name.
*
* <p>The first argument is treated as the name of a system property.
* System properties are accessible through the {@link
* <p>The first argument is treated as the name of a system
* property. System properties are accessible through the {@link
* java.lang.System#getProperty(java.lang.String)} method. The
* string value of this property is then interpreted as a
* {@code long} value and a {@code Long} object
* representing this value is returned. Details of possible
* numeric formats can be found with the definition of
* {@code getProperty}.
* string value of this property is then interpreted as a {@code
* long} value using the grammar supported by {@link Long#decode decode}
* and a {@code Long} object representing this value is returned.
*
* <p>The second argument is the default value. A {@code Long} object
* that represents the value of the second argument is returned if there
......@@ -889,8 +885,8 @@ public final class Long extends Number implements Comparable<Long> {
* the {@link java.lang.System#getProperty(java.lang.String)}
* method. The string value of this property is then interpreted
* as a {@code long} value, as per the
* {@code Long.decode} method, and a {@code Long} object
* representing this value is returned.
* {@link Long#decode decode} method, and a {@code Long} object
* representing this value is returned; in summary:
*
* <ul>
* <li>If the property value begins with the two ASCII characters
......@@ -921,16 +917,14 @@ public final class Long extends Number implements Comparable<Long> {
* @param nm property name.
* @param val default value.
* @return the {@code Long} value of the property.
* @see java.lang.System#getProperty(java.lang.String)
* @see java.lang.System#getProperty(java.lang.String, java.lang.String)
* @see java.lang.Long#decode
* @see System#getProperty(java.lang.String)
* @see System#getProperty(java.lang.String, java.lang.String)
*/
public static Long getLong(String nm, Long val) {
String v = null;
try {
v = System.getProperty(nm);
} catch (IllegalArgumentException e) {
} catch (NullPointerException e) {
} catch (IllegalArgumentException | NullPointerException e) {
}
if (v != null) {
try {
......
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