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Add a startup banner and suppress console logging unless --log-to-console is passed on the command line.

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This commit is contained in:
Mike Hearn
2016-11-18 18:30:51 +01:00
parent 78e568128c
commit 235cee6727
9 changed files with 171 additions and 63 deletions
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16
core/src/main/kotlin/net/corda/core/utilities/Emoji.kt
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@ -4,7 +4,8 @@ package net.corda.core.utilities
* A simple wrapper class that contains icons and support for printing them only when we're connected to a terminal.
*/
object Emoji {
val hasEmojiTerminal by lazy { System.getenv("TERM") != null && (System.getenv("LANG")?.contains("UTF-8") == true) }
// Unfortunately only Apple has a terminal that can do colour emoji AND an emoji font installed by default.
val hasEmojiTerminal by lazy { System.getenv("TERM_PROGRAM") == "Apple_Terminal" }
const val CODE_DIAMOND = "\ud83d\udd37"
const val CODE_BAG_OF_CASH = "\ud83d\udcb0"
@ -13,12 +14,13 @@ object Emoji {
const val CODE_LEFT_ARROW = "\u2b05\ufe0f"
const val CODE_GREEN_TICK = "\u2705"
const val CODE_PAPERCLIP = "\ud83d\udcce"
const val CODE_COOL_GUY = "\ud83d\ude0e"
/**
* When non-null, toString() methods are allowed to use emoji in the output as we're going to render them to a
* sufficiently capable text surface.
*/
private val emojiMode = ThreadLocal<Any>()
val emojiMode = ThreadLocal<Any>()
val diamond: String get() = if (emojiMode.get() != null) "$CODE_DIAMOND " else ""
val bagOfCash: String get() = if (emojiMode.get() != null) "$CODE_BAG_OF_CASH " else ""
@ -26,6 +28,16 @@ object Emoji {
val rightArrow: String get() = if (emojiMode.get() != null) "$CODE_RIGHT_ARROW " else ""
val leftArrow: String get() = if (emojiMode.get() != null) "$CODE_LEFT_ARROW " else ""
val paperclip: String get() = if (emojiMode.get() != null) "$CODE_PAPERCLIP " else ""
val coolGuy: String get() = if (emojiMode.get() != null) "$CODE_COOL_GUY " else ""
inline fun <T> renderIfSupported(body: () -> T): T {
emojiMode.set(this) // Could be any object.
try {
return body()
} finally {
emojiMode.set(null)
}
}
fun renderIfSupported(obj: Any): String {
if (!hasEmojiTerminal)