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java.lang.Objectorg.springframework.util.SystemPropertyUtils
public abstract class SystemPropertyUtils
Helper class for resolving placeholders in texts. Usually applied to file paths.
A text may contain ${...} placeholders, to be resolved as system properties: e.g.
${user.dir}. Default values can be supplied using the ":" separator between key
and value.
PLACEHOLDER_PREFIX,
PLACEHOLDER_SUFFIX,
System.getProperty(String)| Field Summary | |
|---|---|
static String |
PLACEHOLDER_PREFIX
Prefix for system property placeholders: "${" |
static String |
PLACEHOLDER_SUFFIX
Suffix for system property placeholders: "}" |
static String |
VALUE_SEPARATOR
Value separator for system property placeholders: ":" |
| Constructor Summary | |
|---|---|
SystemPropertyUtils()
|
|
| Method Summary | |
|---|---|
static String |
resolvePlaceholders(String text)
Resolve ${...} placeholders in the given text, replacing them with corresponding system property values. |
static String |
resolvePlaceholders(String text,
boolean ignoreUnresolvablePlaceholders)
Resolve ${...} placeholders in the given text, replacing them with corresponding system property values. |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Field Detail |
|---|
public static final String PLACEHOLDER_PREFIX
public static final String PLACEHOLDER_SUFFIX
public static final String VALUE_SEPARATOR
| Constructor Detail |
|---|
public SystemPropertyUtils()
| Method Detail |
|---|
public static String resolvePlaceholders(String text)
text - the String to resolve
IllegalArgumentException - if there is an unresolvable placeholderPLACEHOLDER_PREFIX,
PLACEHOLDER_SUFFIX
public static String resolvePlaceholders(String text,
boolean ignoreUnresolvablePlaceholders)
text - the String to resolveignoreUnresolvablePlaceholders - flag to determine is unresolved placeholders are ignored
IllegalArgumentException - if there is an unresolvable placeholder and the flag is falsePLACEHOLDER_PREFIX,
PLACEHOLDER_SUFFIX
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